Patent | Date |
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Methods and apparatus for quality assessment of a field service operation based on dynamic assessment parameters Grant 9,916,588 - Nielsen , et al. March 13, 2 | 2018-03-13 |
Virtual white lines for indicating planned excavation sites on electronic images Grant 9,830,338 - Nielsen , et al. November 28, 2 | 2017-11-28 |
Methods, Apparatus, And Systems For Facilitating And/or Verifying Locate And/or Marking Operations App 20170278026 - Nielsen; Steven E. ;   et al. | 2017-09-28 |
Methods, apparatus, and systems for acquiring an enhanced positive response for underground facility locate and marking operations Grant 9,773,217 - Nielsen , et al. September 26, 2 | 2017-09-26 |
Methods And Apparatus For Protecting Underground Utilities From Excavation Damage By Assessing Risks Associated With Locate Request Tickets App 20170243144 - Nielsen; Steven ;   et al. | 2017-08-24 |
Locating equipment docking station communicatively coupled to or equipped with a mobile/portable device Grant 9,696,758 - Nielsen , et al. July 4, 2 | 2017-07-04 |
Methods, apparatus, and systems for exchanging information between excavators and other entities associated with underground facility locate and marking operations Grant 9,646,353 - Nielsen , et al. May 9, 2 | 2017-05-09 |
Methods and apparatus for assessing risks associated with locate request tickets based on historical information Grant 9,646,275 - Nielsen , et al. May 9, 2 | 2017-05-09 |
Systems, Methods, And Apparatus For Tracking An Object App 20170102467 - Nielsen; Steven E. ;   et al. | 2017-04-13 |
Methods and apparatus for facilitating locate and marking operations Grant 9,578,678 - Nielsen , et al. February 21, 2 | 2017-02-21 |
Marking apparatus equipped with ticket processing software for facilitating marking operations, and associated methods Grant 9,563,863 - Nielsen , et al. February 7, 2 | 2017-02-07 |
Methods and apparatus for generating output data streams relating to underground utility marking operations Grant 9,542,863 - Nielsen , et al. January 10, 2 | 2017-01-10 |
Electronically Documenting Locate Operations For Underground Utilities App 20160328869 - Nielsen; Steven ;   et al. | 2016-11-10 |
Apparatus and methods for evaluating a quality of a locate operation for underground utility Grant 9,473,626 - Nielsen , et al. October 18, 2 | 2016-10-18 |
Methods And Apparatus For Managing Locate And/or Marking Operations App 20160300167 - Nielsen; Steven E. ;   et al. | 2016-10-13 |
Methods, Apparatus And Systems For Generating Electronic Records Of Underground Facility Locate And/or Marking Operations App 20160232196 - Nielsen; Steven E. ;   et al. | 2016-08-11 |
Methods, Apparatus, And Systems For Acquiring An Enhanced Positive Response For Underground Facility Locate And Marking Operations App 20160225107 - Nielsen; Steven E. ;   et al. | 2016-08-04 |
Apparatus And Methods For Evaluating A Quality Of A Locate Operation For Underground Utility App 20160155079 - Nielsen; Steven ;   et al. | 2016-06-02 |
Methods and apparatus for analyzing locate and marking operations Grant 9,317,830 - Nielsen , et al. April 19, 2 | 2016-04-19 |
Methods, apparatus and systems for onsite linking to location-specific electronic records of locate operations Grant 9,311,614 - Nielsen , et al. April 12, 2 | 2016-04-12 |
Systems and methods for generating electronic records of locate and marking operations Grant 9,279,900 - Nielsen , et al. March 8, 2 | 2016-03-08 |
Apparatus and methods for evaluating a quality of a locate operation for underground utility Grant 9,256,849 - Nielsen , et al. February 9, 2 | 2016-02-09 |
Electronically documenting locate operations for underground utilities Grant 9,256,964 - Nielsen , et al. February 9, 2 | 2016-02-09 |
Methods, apparatus, and systems for providing an enhanced positive response for underground facility locate and marking operations based on an electronic manifest documenting physical locate marks on ground, pavement or other surface Grant 9,235,821 - Nielsen , et al. January 12, 2 | 2016-01-12 |
Methods and apparatus for analyzing locate and marking operations with respect to historical information Grant 9,208,464 - Nielsen , et al. December 8, 2 | 2015-12-08 |
Methods and apparatus for analyzing locate and marking operations with respect to facilities maps Grant 9,208,458 - Nielsen , et al. December 8, 2 | 2015-12-08 |
Methods And Apparatus For Facilitating Locate And Marking Operations App 20150339607 - Nielsen; Steven E. ;   et al. | 2015-11-26 |
Apparatus And Methods For Evaluating A Quality Of A Locate Operation For Underground Utility App 20150332202 - Nielsen; Steven E. ;   et al. | 2015-11-19 |
Methods, apparatus and systems for generating digital-media-enhanced searchable electronic records of underground facility locate and/or marking operations Grant 9,189,821 - Nielsen , et al. November 17, 2 | 2015-11-17 |
Apparatus, systems and methods to generate electronic records of underground facility marking operations performed with GPS-enabled marking devices Grant 9,183,646 - Nielsen , et al. November 10, 2 | 2015-11-10 |
Methods and apparatus for managing locate and/or marking operations Grant 9,185,176 - Nielsen , et al. November 10, 2 | 2015-11-10 |
Methods, apparatus, and systems for acquiring an enhanced positive response for underground facility locate and marking operations based on an electronic manifest documenting physical locate marks on ground, pavement, or other surface Grant 9,177,280 - Nielsen , et al. November 3, 2 | 2015-11-03 |
Methods and apparatus for overlaying electronic marking information on facilities map information and/or other image information displayed on a marking device Grant 9,177,403 - Nielsen , et al. November 3, 2 | 2015-11-03 |
ARC Fault Path For Mitigation Of ARC Fault In Power Supply Enclosure App 20150303661 - Farr; Jeffrey S. ;   et al. | 2015-10-22 |
Methods, apparatus and systems for generating searchable electronic records of underground facility locate and/or marking operations and assessing aspects of same Grant 9,165,331 - Nielsen , et al. October 20, 2 | 2015-10-20 |
Methods, apparatus and systems for generating location-corrected searchable electronic records of underground facility locate and/or marking operations Grant 9,159,107 - Nielsen , et al. October 13, 2 | 2015-10-13 |
Methods, Apparatus And Systems For Onsite Linking To Location-specific Electronic Records Of Locate Operations App 20150269500 - Nielsen; Steven E. ;   et al. | 2015-09-24 |
Methods And Apparatus For Displaying And Processing Facilities Map Information And/or Other Image Information On A Locate Device App 20150253449 - Nielsen; Steven ;   et al. | 2015-09-10 |
Methods and apparatus for tracking motion and/or orientation of a marking device Grant 9,124,780 - Nielsen , et al. September 1, 2 | 2015-09-01 |
Apparatus, Systems And Methods To Generate Electronic Records Of Underground Facility Marking Operations Performed With Gps-enabled Marking Devices App 20150243054 - Nielsen; Steven E. ;   et al. | 2015-08-27 |
Virtual White Lines For Indicating Planned Excavation Sites On Electronic Images App 20150234819 - Nielsen; Steven E. ;   et al. | 2015-08-20 |
Methods and marking devices with mechanisms for indicating and/or detecting marking material color Grant 9,097,522 - Nielsen , et al. August 4, 2 | 2015-08-04 |
Electronically controlled marking apparatus and methods Grant 9,086,277 - Nielsen , et al. July 21, 2 | 2015-07-21 |
Methods And Apparatus For Analyzing Locate And Marking Operations App 20150193717 - Nielsen; Steven ;   et al. | 2015-07-09 |
Methods And Apparatus For Controlling Access To A Virtual White Line (vwl) Image For An Excavation Project App 20150193955 - Nielsen; Steven E. ;   et al. | 2015-07-09 |
Locating Equipment Docking Station Communicatively Coupled To Or Equipped With A Mobile/portable Device App 20150185778 - Nielsen; Steven E. ;   et al. | 2015-07-02 |
Locate transmitter configured to detect out-of-tolerance conditions in connection with underground facility locate operations, and associated methods and systems Grant 9,069,094 - Nielsen , et al. June 30, 2 | 2015-06-30 |
Locate apparatus configured to detect out-of-tolerance conditions in connection with underground facility locate operations, and associated methods and systems Grant 9,046,621 - Nielsen , et al. June 2, 2 | 2015-06-02 |
Methods, apparatus and systems for surface type detection in connection with locate and marking operations Grant 9,046,413 - Nielsen , et al. June 2, 2 | 2015-06-02 |
Methods, Apparatus, And Systems For Acquiring An Enhanced Positive Response For Underground Facility Locate And Marking Operations Based On An Electronic Manifest Documenting Physical Locate Marks On Ground, Pavement, Or Other Surface App 20150149242 - Nielsen; Steven E. ;   et al. | 2015-05-28 |
Optical sensing methods and apparatus for detecting a color of a marking substance Grant 9,004,004 - Nielsen , et al. April 14, 2 | 2015-04-14 |
Methods, apparatus and systems for generating searchable electronic records of underground facility locate and/or marking operations Grant 8,994,749 - Nielsen , et al. March 31, 2 | 2015-03-31 |
Marking Apparatus For Receiving Environmental Information Regarding Underground Facility Marking Operations, And Associated Methods And Systems App 20150083044 - Nielsen; Steven E. ;   et al. | 2015-03-26 |
Methods and apparatus for analyzing locate and marking operations with respect to environmental landmarks Grant 8,990,100 - Nielsen , et al. March 24, 2 | 2015-03-24 |
Methods, apparatus and systems for facilitating generation and assessment of engineering plans Grant 8,977,558 - Nielsen , et al. March 10, 2 | 2015-03-10 |
Methods and apparatus for generating an electronic record of environmental landmarks based on marking device actuations Grant 8,965,700 - Nielsen , et al. February 24, 2 | 2015-02-24 |
Locating equipment communicatively coupled to or equipped with a mobile/portable device Grant 8,938,366 - Nielsen , et al. January 20, 2 | 2015-01-20 |
Marking Device Docking Stations Having Security Features And Methods Of Using Same App 20150009608 - Nielsen; Steven E. ;   et al. | 2015-01-08 |
Methods, apparatus and systems for generating image-processed searchable electronic records of underground facility locate and/or marking operations Grant 8,928,693 - Nielsen , et al. January 6, 2 | 2015-01-06 |
Methods and apparatus for displaying an electronic rendering of a locate and/or marking operation using display layers Grant 8,930,836 - Nielsen , et al. January 6, 2 | 2015-01-06 |
Methods, apparatus and systems for determining correctness and completeness of locate operations Grant 8,924,154 - Nielsen , et al. December 30, 2 | 2014-12-30 |
Methods, apparatus and systems for generating accuracy-annotated searchable electronic records of underground facility locate and/or marking operations Grant 8,917,288 - Nielsen , et al. December 23, 2 | 2014-12-23 |
Methods, apparatus and systems for onsite linking to location-specific electronic records of locate operations Grant 8,918,898 - Nielsen , et al. December 23, 2 | 2014-12-23 |
Methods, apparatus and systems for generating searchable electronic records of underground facility locate and/or marking operations Grant 8,907,980 - Nielsen , et al. December 9, 2 | 2014-12-09 |
Methods, apparatus and systems for generating searchable electronic records of underground facility locate and/or marking operations Grant 8,907,978 - Nielsen , et al. December 9, 2 | 2014-12-09 |
Methods, apparatus and systems for generating limited access files for searchable electronic records of underground facility locate and/or marking operations Grant 8,902,251 - Nielsen , et al. December 2, 2 | 2014-12-02 |
Hand-held marking apparatus with location tracking system and methods for logging geographic location of same Grant 8,903,643 - Nielsen , et al. December 2, 2 | 2014-12-02 |
Methods, Apparatus, And Systems For Acquiring And Analyzing Vehicle Data And Generating An Electronic Representation Of Vehicle Operations App 20140347396 - Nielsen; Steven E. ;   et al. | 2014-11-27 |
Virtual white lines for indicating planned excavation sites on electronic images Grant 8,861,794 - Nielsen , et al. October 14, 2 | 2014-10-14 |
Methods And Apparatus For Analyzing Locate And Marking Operations With Respect To Environmental Landmarks App 20140304041 - Nielsen; Steven ;   et al. | 2014-10-09 |
Methods, Apparatus, And Systems For Dispatching Service Technicians App 20140278661 - Nielsen; Steven E. ;   et al. | 2014-09-18 |
Methods and apparatus for controlling access to a virtual white line (VWL) image for an excavation project Grant 8,832,565 - Nielsen , et al. September 9, 2 | 2014-09-09 |
Methods, apparatus and systems for generating searchable electronic records of underground facility marking operations and assessing aspects of same Grant 8,830,265 - Nielsen , et al. September 9, 2 | 2014-09-09 |
Locating equipment docking station communicatively coupled to or equipped with a mobile/portable device Grant 8,805,640 - Nielsen , et al. August 12, 2 | 2014-08-12 |
Systems and methods for using location data to electronically display dispensing of markers by a marking system or marking tool Grant 8,775,077 - Nielsen , et al. July 8, 2 | 2014-07-08 |
Marking apparatus having environmental sensors and operations sensors for underground facility marking operations, and associated methods and systems Grant 8,770,140 - Nielsen , et al. July 8, 2 | 2014-07-08 |
Locate apparatus with location tracking system for receiving environmental information regarding underground facility marking operations, and associated methods and systems Grant 8,766,638 - Nielsen , et al. July 1, 2 | 2014-07-01 |
Locate apparatus having enhanced features for underground facility locate operations, and associated methods and systems Grant 8,749,239 - Nielsen , et al. June 10, 2 | 2014-06-10 |
Marking apparatus for receiving environmental information regarding underground facility marking operations, and associated methods and systems Grant 8,731,830 - Nielsen , et al. May 20, 2 | 2014-05-20 |
Management system, and associated methods and apparatus, for providing improved visibility, quality control and audit capability for underground facility locate and/or marking operations Grant 8,731,999 - Nielsen , et al. May 20, 2 | 2014-05-20 |
Methods, Apparatus, And Systems For Providing An Enhanced Positive Response In Underground Facility Locate And Marking Operations App 20140122149 - Nielsen; Steven E. ;   et al. | 2014-05-01 |
Marking apparatus and methods for creating an electronic record of marking operations Grant 8,700,325 - Nielsen , et al. April 15, 2 | 2014-04-15 |
Methods And Apparatus For Generating Output Data Streams Relating To Underground Utility Marking Operations App 20140074970 - Nielsen; Steven ;   et al. | 2014-03-13 |
Hand-held marking apparatus with location tracking system and methods for logging geographic location of same App 20140067263 - Nielsen; Steven ;   et al. | 2014-03-06 |
Methods And Apparatus For Generating Electronic Records Of Locate Operations App 20140035587 - Nielsen; Steven ;   et al. | 2014-02-06 |
Marking device docking stations having security features and methods of using same Grant 8,644,965 - Nielsen , et al. February 4, 2 | 2014-02-04 |
Electronically Documenting Locate Operations For Underground Utilities App 20140022272 - Nielsen; Steven ;   et al. | 2014-01-23 |
Searchable electronic records of underground facility locate marking operations Grant 8,630,463 - Nielsen , et al. January 14, 2 | 2014-01-14 |
Management system, and associated methods and apparatus, for dispatching tickets, receiving field information, and performing a quality assessment for underground facility locate and/or marking operations Grant 8,626,571 - Nielsen , et al. January 7, 2 | 2014-01-07 |
Methods and apparatus for assessing marking operations based on acceleration information Grant 8,620,616 - Nielsen , et al. December 31, 2 | 2013-12-31 |
Methods, apparatus, and systems for generating electronic records of locate and marking operations, and combined locate and marking apparatus for same Grant 8,620,587 - Nielsen , et al. December 31, 2 | 2013-12-31 |
Marking device with transmitter for triangulating location during locate operations Grant 8,620,572 - Nielsen , et al. December 31, 2 | 2013-12-31 |
Methods and apparatus for analyzing locate and marking operations by comparing locate information and marking information Grant 8,620,726 - Nielsen , et al. December 31, 2 | 2013-12-31 |
Marking apparatus configured to detect out-of-tolerance conditions in connection with underground facility marking operations, and associated methods and systems Grant 8,612,148 - Nielsen , et al. December 17, 2 | 2013-12-17 |
Methods and apparatus for analyzing locate and marking operations with respect to environmental landmarks Grant 8,612,271 - Nielsen , et al. December 17, 2 | 2013-12-17 |
Methods, apparatus, and systems for dispatching service technicians Grant 8,612,276 - Nielsen , et al. December 17, 2 | 2013-12-17 |
Methods, apparatus, and systems for acquiring and analyzing vehicle data and generating an electronic representation of vehicle operations Grant 8,612,090 - Nielsen , et al. December 17, 2 | 2013-12-17 |
Methods, apparatus and systems for ensuring wage and hour compliance in locate operations Grant 8,600,848 - Nielsen , et al. December 3, 2 | 2013-12-03 |
Marking device docking stations having mechanical docking and methods of using same Grant 8,600,526 - Nielsen , et al. December 3, 2 | 2013-12-03 |
Methods and apparatus for generating alerts on a locate device, based on comparing electronic locate information to facilities map information and/or other image information Grant 8,589,201 - Nielsen , et al. November 19, 2 | 2013-11-19 |
Methods and apparatus for displaying and processing facilities map information and/or other image information on a marking device Grant 8,589,202 - Nielsen , et al. November 19, 2 | 2013-11-19 |
Systems for and methods of simulating facilities for use in locate operations training exercises Grant 8,585,410 - Nielsen , et al. November 19, 2 | 2013-11-19 |
Marking device docking stations and methods of using same Grant 8,583,264 - Nielsen , et al. November 12, 2 | 2013-11-12 |
Methods, apparatus, and systems for facilitating compliance with marking specifications for dispensing marking material Grant 8,583,372 - Nielsen , et al. November 12, 2 | 2013-11-12 |
Methods and apparatus for overlaying electronic locate information on facilities map information and/or other image information displayed on a locate device Grant 8,577,707 - Nielsen , et al. November 5, 2 | 2013-11-05 |
Methods, apparatus, and systems for providing an enhanced positive response in underground facility locate and marking operations Grant 8,572,193 - Nielsen , et al. October 29, 2 | 2013-10-29 |
Virtual white lines (VWL) application for indicating an area of planned excavation Grant 8,566,737 - Nielsen , et al. October 22, 2 | 2013-10-22 |
Systems and methods for complex event processing of vehicle information and image information relating to a vehicle Grant 8,560,164 - Nielsen , et al. October 15, 2 | 2013-10-15 |
Systems And Methods For Using Marking Information To Electronically Display Dispensing Of Markers By A Marking System Or Marking Tool App 20130265138 - Nielsen; Steven ;   et al. | 2013-10-10 |
Locating Equipment Communicatively Coupled To Or Equipped With A Mobile/portable Device App 20130268199 - Nielsen; Steven ;   et al. | 2013-10-10 |
Methods, apparatus, and systems for exchanging information between excavators and other entities associated with underground facility locate and marking operations Grant 8,549,084 - Nielsen , et al. October 1, 2 | 2013-10-01 |
Marking Methods Using Marking Dispenser With Machine-readable Id Mechanism App 20130251894 - Nielsen; Steven ;   et al. | 2013-09-26 |
Methods and apparatus employing a reference grid for generating electronic manifests of underground facility marking operations Grant 8,543,937 - Nielsen , et al. September 24, 2 | 2013-09-24 |
Methods, apparatus and systems for submitting virtual white line drawings and managing notifications in connection with underground facility locate and marking operations Grant 8,543,651 - Nielsen , et al. September 24, 2 | 2013-09-24 |
Marker Detection Mechanisms For Use In Marking Devices And Methods Of Using Same App 20130233883 - Nielsen; Steven ;   et al. | 2013-09-12 |
Electronically documenting locate operations for underground utilities Grant 8,532,341 - Nielsen , et al. September 10, 2 | 2013-09-10 |
Methods, Apparatus And Systems For Determining Correctness And Completeness Of Locate Operations App 20130231984 - Nielsen; Steven ;   et al. | 2013-09-05 |
Methods and apparatus for overlaying electronic locate information on facilities map information and/or other image information displayed on a locate device Grant 8,527,308 - Nielsen , et al. September 3, 2 | 2013-09-03 |
Methods and apparatus for generating alerts on a marking device, based on comparing electronic marking information to facilities map information and/or other image information Grant 8,510,141 - Nielsen , et al. August 13, 2 | 2013-08-13 |
Methods And Apparatus For Displaying And Processing Facilities Map Information And/or Other Image Information On A Marking Device App 20130194303 - Nielsen; Steven ;   et al. | 2013-08-01 |
Methods And Apparatus For Overlaying Electronic Marking Information On Facilities Map Information And/or Other Image Information Displayed On A Marking Device App 20130186333 - Nielsen; Steven ;   et al. | 2013-07-25 |
Electronically Documenting Locate Operations For Underground Utilities App 20130187942 - Nielsen; Steven ;   et al. | 2013-07-25 |
Methods And Apparatus For Overlaying Electronic Locate Information On Facilities Map Information And/or Other Image Information Displayed On A Locate Device App 20130182009 - Nielsen; Steven ;   et al. | 2013-07-18 |
Methods, apparatus and systems for communicating information relating to the performance of underground facility locate and marking operations to excavators and other entities Grant 8,484,300 - Nielsen , et al. July 9, 2 | 2013-07-09 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20130174072 - Nielsen; Steven ;   et al. | 2013-07-04 |
Methods and apparatus for dispensing marking material in connection with underground facility marking operations based on environmental information and/or operational information Grant 8,478,524 - Nielsen , et al. July 2, 2 | 2013-07-02 |
Methods, apparatus, and systems for analyzing use of a marking device by a technician to perform an underground facility marking operation Grant 8,478,525 - Nielsen , et al. July 2, 2 | 2013-07-02 |
Methods and apparatus for generating electronic records of locate operations Grant 8,476,906 - Nielsen , et al. July 2, 2 | 2013-07-02 |
Marking apparatus and methods for creating an electronic record of marking apparatus operations Grant 8,478,523 - Nielsen , et al. July 2, 2 | 2013-07-02 |
Methods and apparatus for generating alerts on a locate device, based on comparing electronic locate information to facilities map information and/or other image information Grant 8,478,617 - Nielsen , et al. July 2, 2 | 2013-07-02 |
Methods And Apparatus For Generating Alerts On A Locate Device, Based On Comparing Electronic Locate Information To Facilities Map Information And/or Other Image Information App 20130162431 - Nielsen; Steven ;   et al. | 2013-06-27 |
Fleet management systems and methods for complex event processing of vehicle-related information via local and remote complex event processing engines Grant 8,473,148 - Nielsen , et al. June 25, 2 | 2013-06-25 |
Marking apparatus and marking methods using marking dispenser with machine-readable ID mechanism Grant 8,473,209 - Nielsen , et al. June 25, 2 | 2013-06-25 |
Methods, apparatus and systems for notifying excavators and other entities of the status of in-progress underground facility locate and marking operations Grant 8,468,206 - Nielsen , et al. June 18, 2 | 2013-06-18 |
Systems and methods for complex event processing of vehicle-related information Grant 8,467,932 - Nielsen , et al. June 18, 2 | 2013-06-18 |
Marking apparatus having operational sensors for underground facility marking operations, and associated methods and systems Grant 8,467,969 - Nielsen , et al. June 18, 2 | 2013-06-18 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Marking Operations And Assessing Aspects Of Same App 20130147637 - Nielsen; Steven ;   et al. | 2013-06-13 |
Modular marking device Grant D684,067 - Nielsen , et al. June 11, 2 | 2013-06-11 |
Systems and methods for complex event processing based on a hierarchical arrangement of complex event processing engines Grant 8,463,487 - Nielsen , et al. June 11, 2 | 2013-06-11 |
Methods and apparatus for generating an electronic record of a marking operation including service-related information and/or ticket information Grant 8,457,893 - Nielsen , et al. June 4, 2 | 2013-06-04 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20130135343 - Nielsen; Steven ;   et al. | 2013-05-30 |
Methods And Apparatus Employing A Reference Grid For Generating Electronic Manifests Of Underground Facility Marking Operations App 20130125042 - Nielsen; Steven ;   et al. | 2013-05-16 |
Marking apparatus having enhanced features for underground facility marking operations, and associated methods and systems Grant 8,442,766 - Nielsen , et al. May 14, 2 | 2013-05-14 |
Methods, Apparatus, And Systems For Acquiring And Analyzing Vehicle Data And Generating An Electronic Representation Of Vehicle Operations App 20130116855 - Nielsen; Steven ;   et al. | 2013-05-09 |
Systems And Methods For Generating Electronic Records Of Locate And Marking Operations App 20130103318 - Nielsen; Steven ;   et al. | 2013-04-25 |
Searchable Electronic Records Of Underground Facility Locate Marking Operations App 20130101180 - Nielsen; Steven ;   et al. | 2013-04-25 |
Marker detection mechanisms for use in marking devices and methods of using same Grant 8,424,486 - Nielsen , et al. April 23, 2 | 2013-04-23 |
Systems And Methods For Using Location Data To Electronically Display Dispensing Of Markers By A Marking System Or Marking Tool App 20130085670 - Nielsen; Steven ;   et al. | 2013-04-04 |
Systems and methods for using location data to electronically display dispensing of markers by a marking system or marking tool Grant 8,407,001 - Nielsen , et al. March 26, 2 | 2013-03-26 |
Methods and apparatus for displaying an electronic rendering of a locate operation based on an electronic record of locate information Grant 8,400,155 - Nielsen , et al. March 19, 2 | 2013-03-19 |
Methods for evaluating operation of marking apparatus Grant 8,401,791 - Nielsen , et al. March 19, 2 | 2013-03-19 |
Virtual white lines (VWL) for delimiting planned excavation sites of staged excavation projects Grant 8,384,742 - Nielsen , et al. February 26, 2 | 2013-02-26 |
Marking system and method Grant 8,386,178 - Nielsen , et al. February 26, 2 | 2013-02-26 |
Virtual White Lines For Indicating Planned Excavation Sites On Electronic Images App 20130044918 - Nielsen; Steven E. ;   et al. | 2013-02-21 |
Systems and methods for using marking information to electronically display dispensing of markers by a marking system or marking tool Grant 8,374,789 - Nielsen , et al. February 12, 2 | 2013-02-12 |
Methods and apparatus for displaying an electronic rendering of a marking operation based on an electronic record of marking information Grant 8,361,543 - Nielsen , et al. January 29, 2 | 2013-01-29 |
Virtual white lines (VWL) for delimiting planned excavation sites of staged excavation projects Grant 8,356,255 - Nielsen , et al. January 15, 2 | 2013-01-15 |
Marking Methods, Apparatus And Systems Including Optical Flow-based Dead Reckoning Features App 20130002854 - Nielsen; Steven ;   et al. | 2013-01-03 |
Methods, Apparatus And Systems For Chronicling The Activities Of Field Technicians App 20130006718 - Nielsen; Steven ;   et al. | 2013-01-03 |
Methods, Apparatus, And Systems For Performing Installations Of Engineered Systems And Generating Site Visit Manifests For Same App 20120328162 - Nielsen; Steven ;   et al. | 2012-12-27 |
Methods, Apparatus, And Systems For Performing Installations Of Engineered Systems And Generating Site Visit Manifests For Same App 20120330849 - Nielsen; Steven ;   et al. | 2012-12-27 |
Locating equipment communicatively coupled to or equipped with a mobile/portable device Grant 8,311,765 - Nielsen , et al. November 13, 2 | 2012-11-13 |
Systems and methods for generating electronic records of locate and marking operations Grant 8,301,380 - Nielsen , et al. October 30, 2 | 2012-10-30 |
Methods and apparatus for associating a virtual white line (VWL) image with corresponding ticket information for an excavation project Grant 8,296,308 - Nielsen , et al. October 23, 2 | 2012-10-23 |
Searchable electronic records of underground facility locate marking operations Grant 8,290,204 - Nielsen , et al. October 16, 2 | 2012-10-16 |
Methods, apparatus and systems for requesting underground facility locate and marking operations and managing associated notifications Grant 8,280,969 - Nielsen , et al. October 2, 2 | 2012-10-02 |
Virtual white lines for indicating planned excavation sites on electronic images Grant 8,280,117 - Nielsen , et al. October 2, 2 | 2012-10-02 |
Methods and apparatus for generating an electronic record of a marking operation based on marking device actuations Grant 8,280,631 - Nielsen , et al. October 2, 2 | 2012-10-02 |
Methods, Apparatus And Systems For Marking Material Color Detection In Connection With Locate And Marking Operations App 20120113244 - Nielsen; Steven ;   et al. | 2012-05-10 |
Methods, Apparatus And Systems For Generating Limited Access Files For Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20120110019 - Nielsen; Steven ;   et al. | 2012-05-03 |
Methods And Apparatus For Tracking Motion And/or Orientation Of A Marking Device App 20120069178 - Nielsen; Steven ;   et al. | 2012-03-22 |
Methods And Apparatus For Dispensing Material And Electronically Tracking Same App 20120072035 - Nielsen; Steven ;   et al. | 2012-03-22 |
Methods, Apparatus And Systems For Facilitating Generation And Assessment Of Engineering Plans App 20120065944 - Nielsen; Steven ;   et al. | 2012-03-15 |
System For And Methods Of Automatically Inserting Symbols Into Electronic Records Of Locate Operations App 20120066273 - Nielsen; Steven ;   et al. | 2012-03-15 |
Methods, Apparatus And Systems For Surface Type Detection In Connection With Locate And Marking Operations App 20120065924 - Nielsen; Steven ;   et al. | 2012-03-15 |
Methods, Apparatus And Systems For Onsite Linking To Location-specific Electronic Records Of Locate Operations App 20120066506 - Nielsen; Steven ;   et al. | 2012-03-15 |
System For And Methods Of Confirming Locate Operation Work Orders With Respect To Municipal Permits App 20120066137 - Nielsen; Steven ;   et al. | 2012-03-15 |
Methods And Apparatus For Analyzing Locate And Marking Operations By Comparing Filtered Locate And/or Marking Information App 20120036140 - Nielsen; Steven ;   et al. | 2012-02-09 |
Methods, Apparatus And Systems For Generating Accuracy-annotated Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20120019380 - Nielsen; Steven ;   et al. | 2012-01-26 |
Methods, Apparatus And Systems For Generating Digital-media-enhanced Searchable Electronic Records Of Underground Facility Located And/or Marking Operations App 20110285749 - Nielsen; Steven ;   et al. | 2011-11-24 |
Methods, Apparatus And Systems For Generating Location-corrected Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20110279229 - Nielsen; Steven ;   et al. | 2011-11-17 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations And Assessing Aspects Of Same App 20110279230 - Nielsen; Steven ;   et al. | 2011-11-17 |
Methods, Apparatus And Systems For Generating Image-processed Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20110279476 - Nielsen; Steven ;   et al. | 2011-11-17 |
Methods, Apparatus, And Systems For Acquiring And Analyzing Vehicle Data And Generating An Electronic Representation Of Vehicle Operations App 20110282542 - Nielsen; Steven ;   et al. | 2011-11-17 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20110283217 - Nielsen; Steven ;   et al. | 2011-11-17 |
Locating Equipment Docking Station Communicatively Coupled To Or Equipped With A Mobile/portable Device App 20110249394 - Nielsen; Steven ;   et al. | 2011-10-13 |
Methods, Apparatus, And Systems For Facilitating Compliance With Marking Specifications For Dispensing Marking Material App 20110236588 - Nielsen; Steven ;   et al. | 2011-09-29 |
Locating Equipment Communicatively Coupled To Or Equipped With A Mobile/portable Device App 20110191058 - Nielsen; Steven ;   et al. | 2011-08-04 |
Methods, Apparatus And Systems For Ensuring Wage And Hour Compliance In Locate Operations App 20110137769 - NIELSEN; Steven ;   et al. | 2011-06-09 |
Methods, Apparatus, And Systems For Providing An Enhanced Positive Response In Underground Facility Locate And Marking Operations App 20110131081 - Nielsen; Steven ;   et al. | 2011-06-02 |
Marking Device With Transmitter For Triangulating Location During Locate Operations App 20110117272 - Nielsen; Steven ;   et al. | 2011-05-19 |
Methods And Apparatus For Generating Electronic Records Of Locate Operations App 20110095885 - Nielsen; Steven E. ;   et al. | 2011-04-28 |
Fleet Management Systems And Methods For Complex Event Processing Of Vehicle-related Information Via Local And Remote Complex Event Processing Engines App 20110093306 - Nielsen; Steven ;   et al. | 2011-04-21 |
Systems And Methods For Complex Event Processing Of Vehicle-related Information App 20110093162 - Nielsen; Steven ;   et al. | 2011-04-21 |
Systems And Methods For Complex Event Processing Based On A Hierarchical Arrangement Of Complex Event Processing Engines App 20110093304 - Nielsen; Steven ;   et al. | 2011-04-21 |
Methods And Apparatus For Assessing Marking Operations Based On Acceleration Information App 20110060549 - Nielsen; Steven ;   et al. | 2011-03-10 |
Systems And Methods For Complex Event Processing Of Vehicle Information And Image Information Relating To A Vehicle App 20110060496 - Nielsen; Steven ;   et al. | 2011-03-10 |
Methods And Marking Devices With Mechanisms For Indicating And/or Detecting Marking Material Color App 20110045175 - Nielsen; Steven ;   et al. | 2011-02-24 |
Methods And Apparatus For Analyzing Locate And Marking Operations By Comparing Locate Information And Marking Information App 20110046999 - Nielsen; Steven ;   et al. | 2011-02-24 |
Methods And Apparatus For Assessing Risks Associated With Locate Request Tickets App 20110046993 - Nielsen; Steven ;   et al. | 2011-02-24 |
Methods And Apparatus For Multi-stage Assessment Of Locate Request Tickets App 20110046994 - Nielsen; Steven ;   et al. | 2011-02-24 |
Methods And Apparatus For Assessing Complexity Of Locate Request Tickets App 20110040589 - Nielsen; Steven ;   et al. | 2011-02-17 |
Methods And Apparatus For Improving A Ticket Assessment System App 20110040590 - Nielsen; Steven ;   et al. | 2011-02-17 |
Methods, Apparatus, And Systems For Quality Assessment Of Locate And/or Marking Operations Based On Process Guides App 20110035260 - Nielsen; Steven ;   et al. | 2011-02-10 |
Methods, Apparatus, And Systems For Facilitating And/or Verifying Locate And/or Marking Operations App 20110035251 - Nielsen; Steven ;   et al. | 2011-02-10 |
Methods, Apparatus, And Systems For Processing Technician Checklists For Locate And/or Marking Operations App 20110035252 - Nielsen; Steven ;   et al. | 2011-02-10 |
Methods, Apparatus, And Systems For Generating Technician Workflows For Locate And/or Marking Operations App 20110035324 - Nielsen; Steven ;   et al. | 2011-02-10 |
Methods, Apparatus, And Systems For Processing Technician Workflows For Locate And/or Marking Operations App 20110035245 - Nielsen; Steven ;   et al. | 2011-02-10 |
Methods, Apparatus, And Systems For Generating Technician Checklists For Locate And/or Marking Operations App 20110035328 - Nielsen; Steven ;   et al. | 2011-02-10 |
Locating Equipment For And Methods Of Simulating Locate Operations For Training And/or Skills Evaluation App 20110020776 - Nielsen; Steven ;   et al. | 2011-01-27 |
Methods And Apparatus For Assessing Locate Request Tickets App 20110022433 - Nielsen; Steven ;   et al. | 2011-01-27 |
Methods, Apparatus And Systems For Generating Searchable Electronic Records Of Underground Facility Locate And/or Marking Operations App 20110007076 - Nielsen; Steven ;   et al. | 2011-01-13 |
Systems For And Methods Of Simulating Facilities For Use In Locate Operations Training Exercises App 20100330542 - Nielsen; Steven ;   et al. | 2010-12-30 |
Methods And Apparatus For Managing Locate And/or Marking Operations App 20100318402 - Nielsen; Steven ;   et al. | 2010-12-16 |
Methods And Apparatus For Performing Locate And/or Marking Operations With Improved Visibility, Quality Control And Audit Capability App 20100318401 - Nielsen; Steven ;   et al. | 2010-12-16 |
Systems And Methods For Managing Access To Information Relating To Locate And/or Marking Operations App 20100318465 - Nielsen; Steven ;   et al. | 2010-12-16 |
Method Of Using Coded Marking Patterns In Underground Facilities Locate Operations App 20100285211 - Nielsen; Steven ;   et al. | 2010-11-11 |
Marking Apparatus Having Environmental Sensors And Operations Sensors For Underground Facility Marking Operations, And Associated Methods And Systems App 20100263591 - Nielsen; Steven ;   et al. | 2010-10-21 |
Methods, Apparatus And Systems For Requesting Underground Facility Locate And Marking Operations And Managing Associated Notifications App 20100268786 - Nielsen; Steven ;   et al. | 2010-10-21 |
Methods, Apparatus And Systems For Notifying Excavators And Other Entities Of The Status Of In-progress Underground Facility Locate And Marking Operations App 20100259381 - Nielsen; Steven ;   et al. | 2010-10-14 |
Methods, Apparatus And Systems For Submitting Virtual White Line Drawings And Managing Notifications In Connection With Underground Facility Locate And Marking Operations App 20100259414 - Nielsen; Steven ;   et al. | 2010-10-14 |
Methods, Apparatus, And Systems For Analyzing Use Of A Marking Device By A Technician To Perform An Underground Facility Marking Operation App 20100262470 - Nielsen; Steven ;   et al. | 2010-10-14 |
Methods, Apparatus And Systems For Communicating Information Relating To The Performance Of Underground Facility Locate And Marking Operations To Excavators And Other Entities App 20100262670 - Nielsen; Steven ;   et al. | 2010-10-14 |
Marking Apparatus Having Operational Sensors For Underground Facility Marking Operations, And Associated Methods And Systems App 20100255182 - Nielsen; Steven ;   et al. | 2010-10-07 |
Locate Transmitter Configured To Detect Out-of-tolerance Conditions In Connection With Underground Facility Locate Operations, And Associated Methods And Systems App 20100253514 - Nielsen; Steven ;   et al. | 2010-10-07 |
Locate Transmitter Having Enhanced Features For Underground Facility Locate Operations, And Associated Methods And Systems App 20100253513 - Nielsen; Steven ;   et al. | 2010-10-07 |
Locate Apparatus Configured To Detect Out-of-tolerance Conditions In Connection With Underground Facility Locate Operations, And Associated Methods And Systems App 20100253511 - Nielsen; Steven ;   et al. | 2010-10-07 |
Methods, Apparatus, And Systems For Acquiring And Analyzing Vehicle Data And Generating An Electronic Representation Of Vehicle Operations App 20100256863 - Nielsen; Steven ;   et al. | 2010-10-07 |
Locate Apparatus For Receiving Environmental Information Regarding Underground Facility Marking Operations, And Associated Methods And Systems App 20100256912 - Nielsen; Steven ;   et al. | 2010-10-07 |
Methods, Apparatus, And Systems For Documenting And Reporting Events Via Geo-referenced Electronic Drawings App 20100257477 - Nielsen; Steven ;   et al. | 2010-10-07 |
Methods, Apparatus, And Systems For Analyzing Use Of A Locate Device By A Technician To Perform An Underground Facility Locate Operation App 20100257029 - Nielsen; Steven ;   et al. | 2010-10-07 |
Methods, Apparatus, And Systems For Documenting And Reporting Events Via Time-elapsed Geo-referenced Electronic Drawings App 20100256981 - Nielsen; Steven ;   et al. | 2010-10-07 |
Marking Apparatus For Receiving Environmental Information Regarding Underground Facility Marking Operations, And Associated Methods And Systems App 20100256825 - Nielsen; Steven ;   et al. | 2010-10-07 |
Marking Apparatus Configured To Detect Out-of-tolerance Conditions In Connection With Underground Facility Marking Operations, And Associated Methods And Systems App 20100245086 - Nielsen; Steven ;   et al. | 2010-09-30 |
Methods And Apparatus For Dispensing Marking Material In Connection With Underground Facility Marking Operations Based On Environmental Information And/or Operational Information App 20100247754 - Nielsen; Steven ;   et al. | 2010-09-30 |
Management System, And Associated Methods And Apparatus, For Providing Improved Visibility, Quality Control And Audit Capability For Underground Facility Locate And/or Marking Operations App 20100228588 - Nielsen; Steven ;   et al. | 2010-09-09 |
Virtual White Lines (vwl) Application For Indicating An Area Of Planned Excavation App 20100205554 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Virtual White Lines (vwl) For Delimiting Planned Excavation Sites Of Staged Excavation Projects App 20100201706 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Virtual White Lines (vwl) Application For Indicating A Planned Excavation Or Locate Path App 20100201690 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Marking Apparatus Equipped With Ticket Processing Software For Facilitating Marking Operations, And Associated Methods App 20100205032 - Nielsen; Steven ;   et al. | 2010-08-12 |
Methods, Apparatus, And Systems For Exchanging Information Between Excavators And Other Entities Associated With Underground Facility Locate And Marking Operations App 20100205264 - Nielsen; Steven ;   et al. | 2010-08-12 |
Methods, Apparatus, And Systems For Exchanging Information Between Excavators And Other Entities Associated With Underground Facility Locate And Marking Operations App 20100205031 - Nielsen; Steven ;   et al. | 2010-08-12 |
Methods And Apparatus For Controlling Access To A Virtual White Line (vwl) Image For An Excavation Project App 20100205536 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Methods And Apparatus For Associating A Virtual White Line (vwl) Image With Corresponding Ticket Information For An Excavation Project App 20100205195 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Virtual White Lines (vwl) For Delimiting Planned Excavation Sites Of Staged Excavation Projects App 20100205555 - Nielsen; Steven E. ;   et al. | 2010-08-12 |
Methods And Apparatus For Overlaying Electronic Marking Information On Facilities Map Information And/or Other Image Information Displayed On A Marking Device App 20100198663 - Nielsen; Steven ;   et al. | 2010-08-05 |
Methods And Apparatus For Generating Alerts On A Marking Device, Based On Comparing Electronic Marking Information To Facilities Map Information And/or Other Image Information App 20100188215 - Nielsen; Steven ;   et al. | 2010-07-29 |
Methods And Apparatus For Displaying And Processing Facilities Map Information And/or Other Image Information On A Marking Device App 20100188407 - Nielsen; Steven ;   et al. | 2010-07-29 |
Locate Apparatus Having Enhanced Features For Underground Facility Locate Operations, And Associated Methods And Systems App 20100188245 - Nielsen; Steven ;   et al. | 2010-07-29 |
Methods And Apparatus For Displaying And Processing Facilities Map Information And/or Other Image Information On A Locate Device App 20100188088 - NIELSEN; STEVEN ;   et al. | 2010-07-29 |
Methods And Apparatus For Generating Alerts On A Locate Device, Based On Comparing Electronic Locate Information To Facilities Map Information And/or Other Image Information App 20100188216 - NIELSEN; STEVEN ;   et al. | 2010-07-29 |
Marking Apparatus Having Enhanced Features For Underground Facility Marking Operations, And Associated Methods And Systems App 20100189887 - Nielsen; Steven ;   et al. | 2010-07-29 |
Methods And Apparatus For Overlaying Electronic Locate Information On Facilities Map Information And/or Other Image Information Displayed On A Locate Device App 20100189312 - NIELSEN; STEVEN ;   et al. | 2010-07-29 |
Methods And Apparatus For Displaying An Electronic Rendering Of A Locate And/or Marking Operation Using Display Layers App 20100117654 - Nielsen; Steven E. ;   et al. | 2010-05-13 |
Systems And Methods For Using Marking Information To Electronically Display Dispensing Of Markers By A Marking System Or Marking Tool App 20100090858 - Nielsen; Steven ;   et al. | 2010-04-15 |
Methods And Apparatus For Displaying An Electronic Rendering Of A Locate Operation Based On An Electronic Record Of Locate Information App 20100090700 - Nielsen; Steven E. ;   et al. | 2010-04-15 |
Systems And Methods For Using Location Data And/or Time Data To Electronically Display Dispensing Of Markers By A Marking System Or Marking Tool App 20100094553 - Nielsen; Steven ;   et al. | 2010-04-15 |
Systems And Methods For Generating Electronic Records Of Locate And Marking Operations App 20100085054 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Marking Device Docking Stations And Methods Of Using Same App 20100085694 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Generating Electronic Records Of Locate Operations App 20100085185 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Displaying An Electronic Rendering Of A Marking Operation Based On An Electronic Record Of Marking Information App 20100085376 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Marking Device Docking Stations Having Mechanical Docking And Methods Of Using Same App 20100084532 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Marking Device Docking Stations Having Security Features And Methods Of Using Same App 20100085701 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Generating An Electronic Record Of Environmental Landmarks Based On Marking Device Actuations App 20100088031 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods, Apparatus, And Systems For Generating Electronic Records Of Locate And Marking Operations, And Combined Locate And Marking Apparatus For Same App 20100088032 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Generating An Electronic Record Of A Marking Operation Including Service-related Information And/or Ticket Information App 20100086671 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Analyzing Locate And Marking Operations With Respect To Environmental Landmarks App 20100088135 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Analyzing Locate And Marking Operations With Respect To Facilities Maps App 20100088164 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Analyzing Locate And Marking Operations With Respect To Historical Information App 20100088134 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Generating An Electronic Record Of A Marking Operation Based On Marking Device Actuations App 20100086677 - Nielsen; Steven E. ;   et al. | 2010-04-08 |
Methods And Apparatus For Quality Assessment Of A Field Service Operation Based On Dynamic Assessment Parameters App 20100010882 - Nielsen; Steven E. ;   et al. | 2010-01-14 |
Marker Detection Mechanisms For Use In Marking Devices And Methods Of Using Same App 20100006667 - Nielsen; Steven E. ;   et al. | 2010-01-14 |
Methods And Apparatus For Facilitating A Quality Assessment Of A Field Service Operation Based On Multiple Quality Assessment Criteria App 20100010883 - Nielsen; Steven E. ;   et al. | 2010-01-14 |
Methods And Apparatus For Quality Assessment Of A Field Service Operation Based On Geographic Information App 20100010862 - Nielsen; Steven E. ;   et al. | 2010-01-14 |
Methods And Apparatus For Quality Assessment Of A Field Service Operation Based On Multiple Scoring Categories App 20100010863 - Nielsen; Steven E. ;   et al. | 2010-01-14 |
Marking Apparatus And Marking Methods Using Marking Dispenser With Machine-readable Id Mechanism App 20090324815 - Nielsen; Steven E. ;   et al. | 2009-12-31 |
Methods And Apparatus For Quality Assessment Of A Field Service Operation App 20090327024 - Nielsen; Steven E. ;   et al. | 2009-12-31 |
Virtual White Lines For Indicating Planned Excavation Sites On Electronic Images App 20090238417 - Nielsen; Steven E. ;   et al. | 2009-09-24 |
Marking Apparatus And Methods For Creating An Electronic Record Of Marking Operations App 20090208642 - Nielsen; Steven E. ;   et al. | 2009-08-20 |
Marking Apparatus And Methods For Creating An Electronic Record Of Marking Apparatus Operations App 20090210098 - Nielsen; Steven E. ;   et al. | 2009-08-20 |
Methods For Evaluating Operation Of Marking Apparatus App 20090201178 - Nielsen; Steven E. ;   et al. | 2009-08-13 |
Searchable Electronic Records Of Underground Facility Locate Marking Operations App 20090202112 - Nielsen; Steven E. ;   et al. | 2009-08-13 |
Electronically Controlled Marking Apparatus And Methods App 20090204238 - Nielsen; Steven E. ;   et al. | 2009-08-13 |
Searchable Electronic Records Of Underground Facility Locate Marking Operations App 20090204614 - Nielsen; Steven E. ;   et al. | 2009-08-13 |
Marking System And Method App 20090013928 - Nielsen; Steven ;   et al. | 2009-01-15 |
Marking System And Method App 20080245299 - Nielsen; Steven ;   et al. | 2008-10-09 |
Marking System And Method With Location And/or Time Tracking App 20080228294 - Nielsen; Steven ;   et al. | 2008-09-18 |