Issued Patents All Time
Showing 51–75 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7414372 | Dimming ballast control circuit | — | 2008-08-19 |
| 7408307 | Ballast dimming control IC | — | 2008-08-05 |
| 7394208 | Simplified electronic ballast circuit and method of operation | Zan Huang | 2008-07-01 |
| 7372215 | Lamp ballast for circuit driving multiple parallel lamps | Masashi Sekine | 2008-05-13 |
| 7368879 | Pendulum resonant converter and method | Zan Huang | 2008-05-06 |
| 7352139 | Multiple lamp ballast control circuit | Zan Huang | 2008-04-01 |
| RE40016 | Power factor correction control circuit | Robert Marenche, Dana Wilhelm | 2008-01-22 |
| 7298099 | PFC and ballast control IC | — | 2007-11-20 |
| 7288898 | Automotive high intensity discharge lamp ballast circuit | Peter Green | 2007-10-30 |
| 7224125 | Dimmable fluorescent lamp package | — | 2007-05-29 |
| 7190151 | High intensity discharge lamp ballast circuit | Cecilia Contenti, Masashi Sekine | 2007-03-13 |
| 7190208 | Self-oscillating full bridge driver IC | Peter Green | 2007-03-13 |
| 7187244 | Digital light ballast oscillator | Peter Green, Muthu Subaramanian | 2007-03-06 |
| 7154232 | Ballast control IC with multi-function feedback sense | Cecilia Contenti, Peter Green | 2006-12-26 |
| 7126288 | Digital electronic ballast control apparatus and method | Peter Green | 2006-10-24 |
| 7053724 | Dual slope dual range oscillator | Iulia Rusu | 2006-05-30 |
| 7019471 | Ballast control IC with minimal internal and external components | — | 2006-03-28 |
| 6956336 | Single chip ballast control with power factor correction | — | 2005-10-18 |
| 6949888 | Dimming ballast control IC with flash suppression circuit | — | 2005-09-27 |
| 6934168 | Single stage PFC and power converter unit | Vincent Thiery, Bruno Nadd, John Ribarich | 2005-08-23 |
| 6903949 | Resonant converter with phase delay control | — | 2005-06-07 |
| 6900599 | Electronic dimming ballast for cold cathode fluorescent lamp | — | 2005-05-31 |
| 6891339 | Adaptive CFL control circuit | Dana Wilhelm | 2005-05-10 |
| 6879115 | Adaptive ballast control IC | — | 2005-04-12 |
| 6867554 | Ballast control card | Dana Wilhelm, Derek Allen Brown | 2005-03-15 |