Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9420645 | Constant current control buck converter without current sense | Liang Yan, Junjie Zheng | 2016-08-16 |
| 9084325 | Adaptive dimmer detection and control for LED lamp | Junjie Zheng, John William Kesterson, Richard M. Myers, Baorong Chen | 2015-07-14 |
| 9060408 | Thermal de-rating power supply for LED loads | Fuqiang Shi, Qiu Sha, Xiaolin Gao | 2015-06-16 |
| 8970135 | Adaptive dimmer detection and control for LED lamp | Junjie Zheng, John William Kesterson, Richard M. Myers, Baorong Chen | 2015-03-03 |
| 8643303 | Adaptive dimmer detection and control for LED lamp | Junjie Zheng, John William Kesterson, Richard M. Myers, Baorong Chen | 2014-02-04 |
| 8222832 | Adaptive dimmer detection and control for LED lamp | Junjie Zheng, John William Kesterson, Richard M. Myers, Baorong Chen | 2012-07-17 |
| 7936132 | LED lamp | Eng Hwee Quek, Mark R. Muegge | 2011-05-03 |
| 6494813 | Stepper with additional functions to strengthen the arms and the breast | — | 2002-12-17 |
| 5648895 | Flyback and charging circuitry for an uninterruptible power supply system | — | 1997-07-15 |
| 4303589 | Hydroesterification process | — | 1981-12-01 |