Issued Patents All Time
Showing 26–50 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8237371 | Differential driving circuit for powering a light source | Ching-Chuan Kuo | 2012-08-07 |
| 8179053 | Power supply for an LCD display | Da Liu | 2012-05-15 |
| 8169147 | Circuit for vehicle lighting | Cheng-Wei Hsu, Da Liu, ShengTai Lee | 2012-05-01 |
| 8148919 | Circuits and methods for driving light sources | Da Liu | 2012-04-03 |
| 8125160 | Integrated circuit capable of synchronization signal detection | Yu-Cheng Chang | 2012-02-28 |
| 8120263 | Portable lighting device and method thereof | ShengTai Lee | 2012-02-21 |
| 8111017 | Circuits and methods for controlling dimming of a light source | Ching-Chuan Kuo | 2012-02-07 |
| 8076867 | Driving circuit with continuous dimming function for driving light sources | Ching-Chuan Kuo | 2011-12-13 |
| 8044608 | Driving circuit with dimming controller for driving light sources | Ching-Chuan Kuo | 2011-10-25 |
| 8040071 | Circuits and methods for driving light sources | Sterling Du | 2011-10-18 |
| 8040341 | Brightness control system | — | 2011-10-18 |
| 7919936 | Driving circuit for powering light sources | Da Liu | 2011-04-05 |
| 7911463 | Power supply topologies for inverter operations and power factor correction operations | Da Liu | 2011-03-22 |
| 7888889 | Protection for external electrode fluorescent lamp system | Da Liu | 2011-02-15 |
| 7881084 | DC/AC cold cathode fluorescent lamp inverter | — | 2011-02-01 |
| 7847491 | Sequential burst mode activation circuit | Yu-Cheng Chang, Bingwei Yao | 2010-12-07 |
| 7847783 | Controller circuitry for light emitting diodes | Da Liu | 2010-12-07 |
| 7768806 | Mixed-code DC/AC inverter | Da Liu | 2010-08-03 |
| 7598679 | Integrated circuit capable of synchronization signal detection | Yu-Cheng Chang | 2009-10-06 |
| 7554273 | Protection for external electrode fluorescent lamp system | Da Liu | 2009-06-30 |
| 7515446 | High-efficiency adaptive DC/AC converter | — | 2009-04-07 |
| 7515445 | High-efficiency adaptive DC/AC converter | — | 2009-04-07 |
| 7477024 | Sequential burst mode activation circuit | Yu-Cheng Chang, Bingwei Yao | 2009-01-13 |
| 7425949 | Power supply for an LCD panel | Da Liu | 2008-09-16 |
| 7417382 | High-efficiency adaptive DC/AC converter | — | 2008-08-26 |