Issued Patents All Time
Showing 26–50 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9244476 | Electronic ballast with power factor correction | Peter Bredemeier | 2016-01-26 |
| 8963442 | Driver circuit with an increased power factor | — | 2015-02-24 |
| 8866458 | Integrated high-voltage power supply start-up circuit | — | 2014-10-21 |
| 8488353 | Control integrated circuit with combined output and input | — | 2013-07-16 |
| 8344658 | Cold-cathode fluorescent lamp multiple lamp current matching circuit | Edgar Abdoulin | 2013-01-01 |
| 8243476 | HEMT/GaN half-bridge circuit | — | 2012-08-14 |
| 8174855 | Power factor correction integrated circuit with critical conduction mode | Masashi Sekine, Dana Wilhelm | 2012-05-08 |
| 8164272 | 8-pin PFC and ballast control IC | — | 2012-04-24 |
| 8063588 | Single-input control circuit for programming electronic ballast parameters | Peter Bredemeier | 2011-11-22 |
| 7982408 | Cold-cathode fluorescent lamp (CCFL) current control circuit | Daniel Goldberg | 2011-07-19 |
| 7976182 | LED lamp assembly with temperature control and method of making the same | — | 2011-07-12 |
| 7977893 | PFC and ballast control IC | — | 2011-07-12 |
| 7961482 | Bi-directional HEMT/GaN half-bridge circuit | — | 2011-06-14 |
| 7753558 | Compact fluorescent lamp package | — | 2010-07-13 |
| 7723928 | Ballast control IC with minimal internal and external components | — | 2010-05-25 |
| 7656096 | Hybrid ballast control circuit in a simplified package | — | 2010-02-02 |
| 7633230 | Dimmable fluorescent lamp package | — | 2009-12-15 |
| RE40843 | Electronic dimmable ballast for high intensity discharge lamp | — | 2009-07-14 |
| 7557515 | Simplified ballast control circuit | — | 2009-07-07 |
| 7554271 | Single stage PFC and power converter circuit | Vincent Thiery, Bruno Nadd, John Ribarich | 2009-06-30 |
| 7525256 | HID buck and full-bridge ballast control IC | Dana Wilhelm | 2009-04-28 |
| 7521874 | Dimmable ballast control integrated circuit | Peter Green | 2009-04-21 |
| 7463071 | Level-shift circuit utilizing a single level-shift switch | — | 2008-12-09 |
| 7436127 | Ballast control circuit | Dana Wilhelm, Ying Xiao | 2008-10-14 |
| 7420338 | Ballast control IC with minimal internal and external components | — | 2008-09-02 |