Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152353 | Energy-saving and gas-efficient pneumatic barrier gate device | Chia-Hao Yeh, Chia-Chi Yeh, Hsing-Chi Yeh, Yuan-Cheng Yeh | 2024-11-26 |
| 12146278 | Energy and air saving pneumatic barrier device | Hsing-Chi Yeh | 2024-11-19 |