Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7192667 | Device and method for controlling fuel cell system | Jefferson YS Yang, Yao-Sheng Hsu | 2007-03-20 |
| 7041407 | Separator plate structure for fuel cell stack | Jefferson YS Yang, Mike Kao, Yao-Sheng Hsu, Yaw-Chung Cheng | 2006-05-09 |
| 6722460 | Electric scooter with fuel cell engine assembly | Jefferson YS Yang, Yao-Sheng Hsu | 2004-04-20 |