Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9733288 | Apparatus and method for determining a resonant frequency of an LC circuit in situ, by comparing voltage and current polarity changes | Patrick A. O'Gorman | 2017-08-15 |
| 9509225 | Efficient LLC resonant converter having variable frequency control and fixed frequency phase-shift PWM | Young Gyu KANG | 2016-11-29 |
| 8624570 | Digitally controlling a power converter | Patrick A. O'Gorman | 2014-01-07 |
| 8569907 | Single transistor alternator field buck/boost | Patrick A. O'Gorman | 2013-10-29 |
| 8159083 | Automotive electrical system configuration | Patrick A. O'Gorman, Donald Remboski | 2012-04-17 |
| 8140286 | Position sensing system and method | Patrick A. O'Gorman | 2012-03-20 |
| 7847523 | Systems and methods for optimizing the operation of a generator | Brian Conway, Patrick A. O'Gorman | 2010-12-07 |
| 7701079 | Automotive electrical system | Patrick A. O'Gorman, Donald Remboski | 2010-04-20 |
| 7443142 | Active rectification of alternator output without using a position sensor | Patrick A. O'Gorman | 2008-10-28 |
| 7339327 | Resonant circuit for halogen lighting | Patrick A. O'Gorman | 2008-03-04 |
| 7271570 | Active rectification of alternator output without using a position sensor | Patrick A. O′Gorman | 2007-09-18 |
| 7193395 | Systems and method for boosting output of an alternator | Patrick A. O'Gorman | 2007-03-20 |
| 7095214 | Systems and method for boosting output of an alternator | Patrick A. O'Gorman | 2006-08-22 |
| 7075273 | Automotive electrical system configuration using a two bus structure | Patrick A. O'Gorman, Donald Remboski | 2006-07-11 |
| 7005822 | Torque ripple reduction for a voltage mode motor controller | Patrick A. O'Gorman, Scott W. Repplinger | 2006-02-28 |
| 5969483 | Inverter control method for electronic ballasts | Edward Li, Guang Liu, Anand K. Upadhyay | 1999-10-19 |
| 5945788 | Electronic ballast with inverter control circuit | Edward Li, Guang Liu, Anand K. Upadhyay | 1999-08-31 |
| 5909365 | Leakage current power supply | Jeffrey D. Merwin | 1999-06-01 |
| 5867017 | Energy control system with remote switching | Jeffrey D. Merwin | 1999-02-02 |
| 5834924 | In-rush current reduction circuit for boost converters and electronic ballasts | John G. Konopka, Kenneth D. Labudda, Anand K. Upadhyay | 1998-11-10 |
| 5767631 | Power supply and electronic ballast with low-cost inverter bootstrap power source | John G. Konopka, Jeffrey D. Merwin | 1998-06-16 |
| 5729098 | Power supply and electronic ballast with a novel boost converter control circuit | John G. Konopka | 1998-03-17 |
| 5689230 | Energy monitoring and control system using reverse transmission on AC line | Jeffrey D. Merwin, Philip D. Gunderson, Steven Purdy | 1997-11-18 |
| 5608292 | Single transistor ballast with filament preheating | John G. Konopka | 1997-03-04 |
| 5495404 | Multi-resonant inverter | — | 1996-02-27 |