Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334682 | Light-emitting diode lighting system with automatic bleeder current control | Horng-Bin Hsu, Yi-Mei Li | 2019-06-25 |
| 10237932 | Light-emitting diode lighting system with automatic bleeder current control | Horng-Bin Hsu, Yi-Mei Li | 2019-03-19 |
| 10201045 | Light-emitting diode lighting device | Horng-Bin Hsu, Yi-Mei Li | 2019-02-05 |
| 9930735 | Low-flicker light-emitting diode lighting device | Horng-Bin Hsu, Yi-Mei Li | 2018-03-27 |
| 9554428 | Low-flicker light-emitting diode lighting device | Horng-Bin Hsu, Yi-Mei Li | 2017-01-24 |
| 9414452 | Light-emitting diode lighting device with synchronized PWM dimming control | Kai-Yun Cheng | 2016-08-09 |
| 9351363 | Dual mode operation light-emitting diode lighting device having multiple driving stages | Horng-Bin Hsu | 2016-05-24 |
| 9265102 | Light-emitting diode lighting device with adjustable color rendering indexes | Horng-Bin Hsu, Yi-Mei Li | 2016-02-16 |
| 9258865 | Low-flickerlight-emitting diode lighting device having multiple driving stages | Horng-Bin Hsu, Yi-Mei Li | 2016-02-09 |
| 9226354 | Light-emitting diode lighting device having multiple driving stages | Horng-Bin Hsu, Yi-Mei Li | 2015-12-29 |
| 9113523 | Light-emitting diode lighting device having multiple driving stages | Horng-Bin Hsu, Yi-Mei Li | 2015-08-18 |
| 9013109 | Light-emitting diode lighting device with adjustable current settings and switch voltages | Yi-Mei Li, Woung-Moo Lee, Hwan-Sik Lim | 2015-04-21 |
| 8890433 | Two-terminal current controller and related LED lighting device | Yi-Mei Li, Alberto Giovanni Viviani | 2014-11-18 |
| 8803431 | Light emitting diode luminance system having clamping device | Yi-Mei Li | 2014-08-12 |
| 8742672 | Light source dimming control circuit | Yi-Mei Li | 2014-06-03 |
| 8674609 | Two-terminal current controller and related LED lighting device | Yi-Mei Li | 2014-03-18 |
| 8638047 | Two-terminal current controller and related LED lighting device | Yi-Mei Li, Alberto Giovanni Viviani | 2014-01-28 |
| 8638043 | Two-terminal current controller and related LED lighting device | Yi-Mei Li | 2014-01-28 |
| 8547025 | Two-terminal current controller and related LED lighting device | Yi-Mei Li | 2013-10-01 |
| 8319443 | Two-terminal current controller and related LED lighting device | Yi-Mei Li | 2012-11-27 |
| 8314600 | Constant current driving system with stable output current | — | 2012-11-20 |
| 8288960 | Two-terminal current controller and related LED lighting device | Yi-Mei Li | 2012-10-16 |
| 8072186 | USB charger circuit | Shih-Yuan Wang, Yu-Ming Hsu | 2011-12-06 |
| 7911461 | Current distributor | — | 2011-03-22 |
| 7863825 | LED driver circuit for providing desired luminance with constant current | Yi-Mei Li | 2011-01-04 |