Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7902796 | Battery equalization charging method and apparatus | — | 2011-03-08 |
| 7888914 | Battery rejuvenation method and apparatus | — | 2011-02-15 |
| 7855399 | Protection device of programmable semiconductor surge suppressor having deep-well structure | Walance Sun, Ken Ou, Shouming Zhang | 2010-12-21 |