Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11302806 | Double-gate trench-type insulated-gate bipolar transistor device | Jia-Ming Kuo, Chung-Wei Yu, Kuo-Lun Huang | 2022-04-12 |
| 8198882 | Power converting device with high power transformation efficiency | Rou-Yong Duan | 2012-06-12 |
| 8120936 | DC-to-AC power converting device | Rou-Yong Duan | 2012-02-21 |
| D490744 | Christmas tree | — | 2004-06-01 |
| 6506094 | Puppet assembly | — | 2003-01-14 |
| 6386943 | Puppet legs movement mechanism | — | 2002-05-14 |