Patent | Date |
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Detection of Object Location and Orientation on a Wireless Charge Mat App 20210359556 - Bossetti; Chad A. ;   et al. | 2021-11-18 |
Detection of object location and orientation on a wireless charge mat Grant 11,159,065 - Bossetti , et al. October 26, 2 | 2021-10-26 |
Wireless charging station Grant 10,720,789 - Ritter , et al. | 2020-07-21 |
Methods for color sensing ambient light sensor calibration Grant 10,593,291 - Jia , et al. | 2020-03-17 |
Wireless Charging Station App 20190222052 - Ritter; David W. ;   et al. | 2019-07-18 |
Wireless charging retail systems Grant 10,333,333 - Ritter , et al. | 2019-06-25 |
Detection of Object Location and Orientation on a Wireless Charge Mat App 20190190324 - Bossetti; Chad A. ;   et al. | 2019-06-20 |
Wireless charging station Grant 10,277,056 - Ritter , et al. | 2019-04-30 |
Transmitter And Receiver Communication For Inductive Power Transfer Systems App 20190089183 - Alves; Jeffrey M. ;   et al. | 2019-03-21 |
Impedance matching for inductive power transfer systems Grant 10,116,279 - Ritter , et al. October 30, 2 | 2018-10-30 |
Distance sensing by IQ domain differentiation of time of flight (TOF) measurements Grant 10,031,078 - Ritter , et al. July 24, 2 | 2018-07-24 |
Adjusting filter in a coupled coil system Grant 9,923,383 - Ritter , et al. March 20, 2 | 2018-03-20 |
Reducing power dissipation in inductive energy transfer systems Grant 9,837,866 - Moyer , et al. December 5, 2 | 2017-12-05 |
Automatic boost control for resonant coupled coils Grant 9,813,041 - Ritter November 7, 2 | 2017-11-07 |
Methods for Color Sensing Ambient Light Sensor Calibration App 20170084250 - Jia; Zhang ;   et al. | 2017-03-23 |
Wireless Charging Retail Systems App 20160372961 - Ritter; David W. ;   et al. | 2016-12-22 |
Wireless Charging Station App 20160372960 - Ritter; David W. ;   et al. | 2016-12-22 |
Method and Apparatus for Inductive Power Transfer App 20160094074 - Alves; Jeffrey M. ;   et al. | 2016-03-31 |
Optical proximity detectors Grant 9,250,714 - Hiromi , et al. February 2, 2 | 2016-02-02 |
Adjusting Filter In A Coupled Coil System App 20150244179 - Ritter; David W. ;   et al. | 2015-08-27 |
Impedance Matching for Inductive Power Transfer Systems App 20150244341 - Ritter; David W. ;   et al. | 2015-08-27 |
Optical Proximity Detectors App 20150145764 - Hiromi; Itaru ;   et al. | 2015-05-28 |
Reducing Power Dissipation in Inductive Energy Transfer Systems App 20150097443 - Moyer; Todd K. ;   et al. | 2015-04-09 |
Distance Sensing By Iq Domain Differentiation Of Time Of Flight (tof) Measurements App 20140327900 - Ritter; David W. ;   et al. | 2014-11-06 |
Cable equalization and monitoring for degradation and potential tampering Grant 8,872,978 - Ritter , et al. October 28, 2 | 2014-10-28 |
Distance sensing by IQ domain differentiation of time of flight (TOF) measurements Grant 8,760,631 - Ritter , et al. June 24, 2 | 2014-06-24 |
Cable equalization locking Grant 8,558,955 - Ritter , et al. October 15, 2 | 2013-10-15 |
Direct current (DC) correction circuit for a time of flight (TOF) photodiode front end Grant 8,530,819 - Ritter , et al. September 10, 2 | 2013-09-10 |
Systems And Methods For Cable Equalization App 20130148027 - Ritter; David W. ;   et al. | 2013-06-13 |
Systems and methods for cable equalization Grant 8,451,382 - Ritter , et al. May 28, 2 | 2013-05-28 |
Methods useful for controlling fluid loss in subterranean formations Grant 8,418,764 - Dusterhoft , et al. April 16, 2 | 2013-04-16 |
Systems and methods for cable equalization Grant 8,390,740 - Ritter , et al. March 5, 2 | 2013-03-05 |
Cable Equalization And Monitoring For Degradation And Potential Tampering App 20120314130 - Ritter; David W. ;   et al. | 2012-12-13 |
Automatic calibration technique for time of flight (TOF) transceivers Grant 8,274,037 - Ritter , et al. September 25, 2 | 2012-09-25 |
Methods Useful for Controlling Fluid Loss in Subterranean Formations App 20120048550 - Dusterhoft; Ronald G. ;   et al. | 2012-03-01 |
Methods useful for controlling fluid loss in subterranean formations Grant 8,091,638 - Dusterhoft , et al. January 10, 2 | 2012-01-10 |
Semiconductor Device With Conductive Trenches To Control Electric Field App 20110249134 - Dennison-Gibby; Aaron M. ;   et al. | 2011-10-13 |
Distance Sensing By Iq Domain Differentiation Of Time Of Flight (tof) Measurements App 20110181861 - Ritter; David W. ;   et al. | 2011-07-28 |
Gesture Recognition With Principal Component Anaysis App 20110182519 - Craddock; Warren ;   et al. | 2011-07-28 |
Automatic Calibration Technique For Time Of Flight (tof) Transceivers App 20110181892 - Ritter; David W. ;   et al. | 2011-07-28 |
Direct Current (dc) Correction Circuit For A Time Of Flight (tof) Photodiode Front End App 20110181254 - Ritter; David W. ;   et al. | 2011-07-28 |
Serial-chaining Proximity Sensors For Gesture Recognition App 20110180709 - Craddock; Warren ;   et al. | 2011-07-28 |
Photodiode Front End With Improved Power Supply Rejection Ratio (psrr) App 20110180693 - Ritter; David W. ;   et al. | 2011-07-28 |
Wellbore fluids containing additives for removing a filter cake and methods of using the same Grant 7,939,474 - Blauch , et al. May 10, 2 | 2011-05-10 |
Cable Equalization Locking App 20100110288 - Ritter; David W. ;   et al. | 2010-05-06 |
Systems And Methods For Cable Equalization App 20100110299 - Ritter; David W. ;   et al. | 2010-05-06 |
Zero cancellation in multiloop regulator control scheme Grant 7,323,854 - Ritter January 29, 2 | 2008-01-29 |
Viscosified treatment fluids and associated methods of use Grant 7,299,876 - Lord , et al. November 27, 2 | 2007-11-27 |
Right half-plane zero compensation and cancellation for switching regulators Grant 7,298,125 - Ritter November 20, 2 | 2007-11-20 |
Right Half-plane Zero Compensation And Cancellation For Switching Regulators App 20070252570 - Ritter; David W. | 2007-11-01 |
H-bridge driver for electroluminescent lamp that reduces audible noise App 20070242015 - Anderson; Douglas P. ;   et al. | 2007-10-18 |
Viscosified Treatment Fluids And Associated Methods Of Use App 20070235190 - Lord; Paul D. ;   et al. | 2007-10-11 |
Video driver architecture for AMOLED displays Grant 7,259,521 - Ritter August 21, 2 | 2007-08-21 |
Wellbore Fluids Containing Additives For Removing A Filter Cake And Methods Of Using The Same App 20070184988 - Blauch; Matthew E. ;   et al. | 2007-08-09 |
Wellbore fluids containing additives for removing a filter cake and methods of using the same Grant 7,222,672 - Blauch , et al. May 29, 2 | 2007-05-29 |
Switching regulator with programmable output levels using a single input pin Grant 7,218,086 - Ritter , et al. May 15, 2 | 2007-05-15 |
Viscosified treatment fluids and associated methods of use Grant 7,165,617 - Lord , et al. January 23, 2 | 2007-01-23 |
Methods of using invertible oil external-water internal fluids in subterranean applications Grant 7,125,826 - Taylor , et al. October 24, 2 | 2006-10-24 |
Methods useful for controlling fluid loss in subterranean formations App 20060137875 - Dusterhoft; Ronald G. ;   et al. | 2006-06-29 |
Method and apparatus for receiving video signals from a plurality of video cameras Grant 7,065,140 - Ritter , et al. June 20, 2 | 2006-06-20 |
Surface pulse system for injection wells Grant 7,025,134 - Byrd , et al. April 11, 2 | 2006-04-11 |
Viscosified treatment fluids and associated methods of use App 20060032636 - Lord; Paul D. ;   et al. | 2006-02-16 |
Wellbore fluids containing additives for removing a filter cake and methods of using the same App 20050155761 - Blauch, Matthew E. ;   et al. | 2005-07-21 |
Surface pulse system for injection wells App 20040256097 - Byrd, Audis C. ;   et al. | 2004-12-23 |
Methods of using invertible oil external-water internal fluids in subterranean applications App 20040023817 - Taylor, Robert S. ;   et al. | 2004-02-05 |
Large swing wide band high order programmable active filters Grant 5,734,294 - Bezzam , et al. March 31, 1 | 1998-03-31 |
Continuous multi-component slurrying process at oil or gas well Grant 5,570,743 - Padgett , et al. November 5, 1 | 1996-11-05 |
Video signal processor Grant 4,811,097 - Ritter , et al. March 7, 1 | 1989-03-07 |