Stephens; Dennis L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stephens; Dennis L..The latest application filed is for "apparatus and method for determining a resonant frequency of an lc circuit in situ, by comparing voltage and current polarity changes".
Company Profile
0.28.16
- Stephens; Dennis L. - Barrington IL
- Stephens; Dennis L. - Niles IL
Patent Activity
| Patent | Date |
|---|---|
| Apparatus and method for determining a resonant frequency of an LC circuit in situ, by comparing voltage and current polarity changes Grant 9,733,288 - Stephens , et al. August 15, 2 | 2017-08-15 |
| Apparatus And Method For Determining A Resonant Frequency Of An Lc Circuit In Situ, By Comparing Voltage And Current Polarity Changes App 20170097381 - Stephens; Dennis L. ; et al. | 2017-04-06 |
| Efficient LLC resonant converter having variable frequency control and fixed frequency phase-shift PWM Grant 9,509,225 - Stephens , et al. November 29, 2 | 2016-11-29 |
| LLC Resonant Converter Apparatus And Method App 20160079862 - Stephens; Dennis L. ; et al. | 2016-03-17 |
| Digitally controlling a power converter Grant 8,624,570 - O'Gorman , et al. January 7, 2 | 2014-01-07 |
| Single transistor alternator field buck/boost Grant 8,569,907 - O'Gorman , et al. October 29, 2 | 2013-10-29 |
| Automotive Electrical System Configuration App 20120261984 - O'Gorman; Patrick A. ; et al. | 2012-10-18 |
| Automotive electrical system configuration Grant 8,159,083 - O'Gorman , et al. April 17, 2 | 2012-04-17 |
| Position sensing system and method Grant 8,140,286 - O'Gorman , et al. March 20, 2 | 2012-03-20 |
| Digitally Controlling A Power Converter App 20110089928 - O'Gorman; Patrick A. ; et al. | 2011-04-21 |
| Position Sensing System And Method App 20110040513 - O'Gorman; Patrick ; et al. | 2011-02-17 |
| Systems and methods for optimizing the operation of a generator Grant 7,847,523 - Conway , et al. December 7, 2 | 2010-12-07 |
| Automotive Electrical System Configuration App 20100194192 - O'Gorman; Patrick A. ; et al. | 2010-08-05 |
| Automotive electrical system Grant 7,701,079 - O'Gorman , et al. April 20, 2 | 2010-04-20 |
| Systems and Methods for Optimizing the Operation of a Generator App 20090212746 - Conway; Brian D. ; et al. | 2009-08-27 |
| Active rectification of alternator output without using a position sensor Grant 7,443,142 - O'Gorman , et al. October 28, 2 | 2008-10-28 |
| Resonant circuit for halogen lighting Grant 7,339,327 - O'Gorman , et al. March 4, 2 | 2008-03-04 |
| Active rectification of alternator output without using a position sensor Grant 7,271,570 - O'Gorman , et al. September 18, 2 | 2007-09-18 |
| Active rectification of alternator output without using a position sensor App 20070176579 - O'Gorman; Patrick A. ; et al. | 2007-08-02 |
| Active rectification of alternator output without using a position sensor App 20070138795 - O'Gorman; Patrick A. ; et al. | 2007-06-21 |
| Systems and method for boosting output of an alternator Grant 7,193,395 - O'Gorman , et al. March 20, 2 | 2007-03-20 |
| Single transistor alternator field buck/boost App 20070007818 - O'Gorman; Patrick A. ; et al. | 2007-01-11 |
| Systems and method for boosting output of an alternator Grant 7,095,214 - O'Gorman , et al. August 22, 2 | 2006-08-22 |
| Systems and method for boosting output of an alternator App 20060164046 - O'Gorman; Patrick A. ; et al. | 2006-07-27 |
| Resonant circuit for halogen lighting App 20060152168 - O'Gorman; Patrick A. ; et al. | 2006-07-13 |
| Automotive electrical system configuration using a two bus structure Grant 7,075,273 - O'Gorman , et al. July 11, 2 | 2006-07-11 |
| Torque Ripple Reduction For A Voltage Mode Motor Controller App 20060061306 - O'Gorman; Patrick A. ; et al. | 2006-03-23 |
| Automotive electrical system configuration using a two bus structure App 20060043938 - O'Gorman; Patrick A. ; et al. | 2006-03-02 |
| Torque ripple reduction for a voltage mode motor controller Grant 7,005,822 - O'Gorman , et al. February 28, 2 | 2006-02-28 |
| Systems and method for boosting output of an alternator App 20060038540 - O'Gorman; Patrick A. ; et al. | 2006-02-23 |
| Automotive electrical system App 20060028778 - O'Gorman; Patrick A. ; et al. | 2006-02-09 |
| Electronic ballast with inverter control circuit Grant 5,945,788 - Li , et al. August 31, 1 | 1999-08-31 |
| Leakage current power supply Grant 5,909,365 - Merwin , et al. June 1, 1 | 1999-06-01 |
| Energy control system with remote switching Grant 5,867,017 - Merwin , et al. February 2, 1 | 1999-02-02 |
| In-rush current reduction circuit for boost converters and electronic ballasts Grant 5,834,924 - Konopka , et al. November 10, 1 | 1998-11-10 |
| Power supply and electronic ballast with a novel boost converter control circuit Grant 5,729,098 - Konopka , et al. March 17, 1 | 1998-03-17 |
| Energy monitoring and control system using reverse transmission on AC line Grant 5,689,230 - Merwin , et al. November 18, 1 | 1997-11-18 |
| Single transistor ballast with filament preheating Grant 5,608,292 - Konopka , et al. March 4, 1 | 1997-03-04 |
| Dimming circuit for powering gas discharge lamps Grant 5,457,360 - Notohamiprodjo , et al. October 10, 1 | 1995-10-10 |
| Electronically switchable power source Grant 4,665,323 - Russell , et al. May 12, 1 | 1987-05-12 |
| Stepping motor control circuit Grant 4,129,816 - Feldy , et al. December 12, 1 | 1978-12-12 |
| Direct current power converter with start-up and protection circuits Grant 4,063,307 - Stephens December 13, 1 | 1977-12-13 |
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