Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493138 | Ball valve structure | SHENG CHIH CHIU | 2022-11-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493138 | Ball valve structure | SHENG CHIH CHIU | 2022-11-08 |