Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10637358 | Current control circuit | Ka Wai Ho, Chung Pui Tung, Po Wa Chow, Wing To Fan, Wan Tim Chan +1 more | 2020-04-28 |
| 10291053 | Adaptive CC-CV transition circuit and power management method | Ka Wai Ho, King Man Lai | 2019-05-14 |
| 10187943 | Direct drive LED lighting | On Bon Peter Chan, Chi-Keung Tang | 2019-01-22 |
| 10164538 | Dual-capacitors-based AC line frequency low voltage DC power supply circuit | Chi-Keung Tang, Ngai Wa Wong | 2018-12-25 |
| 9553085 | Fabricating method for high voltage semiconductor power switching device | On Bon Peter Chan, Chi-Keung Tang | 2017-01-24 |
| 9245880 | High voltage semiconductor power switching device | On Bon Peter Chan, Chi-Keung Tang | 2016-01-26 |
| 8804385 | SMPS control IC with 4 terminals | On Bon Peter Chan, Chik Yam Lee, Chi-Keung Tang, Chi-Ken Kenny Lee | 2014-08-12 |