Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143272 | Dual-shaft clutch varying speed device | Meng-Ru Wu, Chia Tsao, Peng Chen, Jui-Tang Tseng, Cheng-Ping Yang | 2021-10-12 |
| 11119550 | USB device and operation method thereof | Chun-Tang Tseng, Wei-Lun Hsu | 2021-09-14 |
| 11067192 | Diaphragm valve structure and thermal isolation method thereof | Huan-Jan Chien, Huan-Ciao Hong | 2021-07-20 |
| 11035474 | Fluoroplastic butterfly valve structure | Huan-Jan Chien | 2021-06-15 |
| D917667 | Diaphragm valve | Huan-Jan Chien | 2021-04-27 |