Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11660663 | Spiral-orifice ceramic filter for metal casting | Guangqiang Li, Qiang Wang, YU-LIN LIU, Ao Huang, Wan Zheng +1 more | 2023-05-30 |
| 7685339 | Remote control system and method thereof | Wei-Chin Tsai, Yun-Fuh Yeh, Hais-Heng Liu, Jun Zheng | 2010-03-23 |