Patent | Date |
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Utility mapping and data distribution system and method Grant 9,360,588 - Young , et al. June 7, 2 | 2016-06-07 |
Utility Mapping and Data Distribution System and Method App 20150012215 - Young; Gary ;   et al. | 2015-01-08 |
Utility mapping and data distribution system and method Grant 8,775,083 - Young , et al. July 8, 2 | 2014-07-08 |
Utility Mapping and Data Distribution System and Method App 20130030704 - Young; Gary Neal ;   et al. | 2013-01-31 |
Utility mapping and data distribution system and method Grant 8,280,634 - Young , et al. October 2, 2 | 2012-10-02 |
Utility Mapping and Data Distribution System and Method App 20110213585 - Young; Gary Neal ;   et al. | 2011-09-01 |
Utility mapping and data distribution system and method Grant 7,930,103 - Young , et al. April 19, 2 | 2011-04-19 |
Earth penetrating apparatus and method employing radar imaging and rate sensing Grant 7,607,494 - Alft , et al. October 27, 2 | 2009-10-27 |
Utility mapping and data distribution system and method App 20090024326 - Young; Gary Neal ;   et al. | 2009-01-22 |
Utility mapping and data distribution system and method Grant 7,400,976 - Young , et al. July 15, 2 | 2008-07-15 |
Earth penetrating apparatus and method employing radar imaging and rate sensing App 20070240903 - Alft; Kevin L. ;   et al. | 2007-10-18 |
Earth penetrating apparatus and method employing radar imaging and rate sensing Grant 7,143,844 - Alft , et al. December 5, 2 | 2006-12-05 |
Utility mapping and data distribution system and method App 20060085133 - Young; Gary Neal ;   et al. | 2006-04-20 |
Automated bore planning system for horizontal directional drilling App 20050278123 - Alft, Kevin L. ;   et al. | 2005-12-15 |
Underground utility detection system and method Grant 6,975,942 - Young , et al. December 13, 2 | 2005-12-13 |
Automated bore planning system for horizontal directional drilling Grant 6,929,075 - Alft , et al. August 16, 2 | 2005-08-16 |
Earth penetrating apparatus and method employing radar imaging and rate sensing App 20050173153 - Alft, Kevin L. ;   et al. | 2005-08-11 |
Underground drilling device employing down-hole radar App 20040256159 - Alft, Kevin L. ;   et al. | 2004-12-23 |
Automated bore planning system for horizontal directional drilling App 20040243309 - Alft, Kevin L. ;   et al. | 2004-12-02 |
Underground utility detection system and method App 20040225444 - Young, Gary Neal ;   et al. | 2004-11-11 |
Earth penetrating apparatus and method employing radar imaging and rate sensing App 20040190374 - Alft, Kevin L. ;   et al. | 2004-09-30 |
Underground drilling device and method employing down-hole radar Grant 6,755,263 - Alft , et al. June 29, 2 | 2004-06-29 |
Utility mapping and data distribution system and method Grant 6,751,553 - Young , et al. June 15, 2 | 2004-06-15 |
Automated bore planning method and apparatus for horizontal directional drilling Grant 6,749,029 - Alft , et al. June 15, 2 | 2004-06-15 |
Underground boring machine employing navigation sensor and adjustable steering Grant 6,719,069 - Alft , et al. April 13, 2 | 2004-04-13 |
Automated bore planning method and apparatus for horizontal directional drilling App 20030173113 - Alft, Kevin L. ;   et al. | 2003-09-18 |
Underground boring machine employing navigation sensor and adjustable steering App 20030111268 - Alft, Kevin L. ;   et al. | 2003-06-19 |
Underground drilling device and method employing down-hole radar App 20030056983 - Alft, Kevin L. ;   et al. | 2003-03-27 |
Horizontal directional drilling machine and method employing configurable tracking system interface Grant 6,484,818 - Alft , et al. November 26, 2 | 2002-11-26 |
Excavation system and method employing adjustable down-hole steering and above-ground tracking Grant 6,470,976 - Alft , et al. October 29, 2 | 2002-10-29 |
Automated bore planning method and apparatus for horizontal directional drilling App 20020116129 - Alft, Kevin L. ;   et al. | 2002-08-22 |
Automated bore planning method and apparatus for horizontal directional drilling Grant 6,389,360 - Alft , et al. May 14, 2 | 2002-05-14 |
Real-time control system and method for controlling an underground boring machine App 20020020561 - Alft, Kevin L. ;   et al. | 2002-02-21 |
Underground boring machine employing solid-state inertial navigation control system and method App 20020005297 - Alft, Kevin L. ;   et al. | 2002-01-17 |
Horizontal directional drilling machine employing inertial navigation control system and method Grant 6,315,062 - Alft , et al. November 13, 2 | 2001-11-13 |
Real-time control system and method for controlling an underground boring machine Grant 6,308,787 - Alft October 30, 2 | 2001-10-30 |