Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493138 | Ball valve structure | Zong-Cheng Jiang | 2022-11-08 |
| D958627 | Pipe clamp for pipe expander | — | 2022-07-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493138 | Ball valve structure | Zong-Cheng Jiang | 2022-11-08 |
| D958627 | Pipe clamp for pipe expander | — | 2022-07-26 |