Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11616242 | Method for controlling fuel cell | Dongdong Wei, Tairong ZHU, Yongfu Zhao | 2023-03-28 |
| 11502317 | Fuel cell | Dongdong Wei, Tairong ZHU, Yongfu Zhao | 2022-11-15 |
| 9258854 | LED PAR and R lamps | — | 2016-02-09 |
| 8581565 | DC-to-DC converter having secondary-side digital sensing and control | Zhao Hui Tang, Yuanping Zhou, Hongliang Lu, Mark Jutras | 2013-11-12 |
| 8333481 | LED emergency light | — | 2012-12-18 |
| 8067891 | A/C LED bulb | — | 2011-11-29 |
| 7950822 | Detachable ballast housing | — | 2011-05-31 |
| 7635201 | Lamp bar having multiple LED light sources | — | 2009-12-22 |