Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9385542 | Serial multi-battery charger with independent simultaneous charge and discharge | Po Wah Chang, Chi Chiu Tsang, Chik Wai (David) Ng, Yuanzhe (Kevin) Xu, Kwok Kuen (David) Kwong | 2016-07-05 |