Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414955 | Valve stem of needle throttle valve and method of fabricating the same | Pengfei Liu, Yongfeng HU | 2022-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414955 | Valve stem of needle throttle valve and method of fabricating the same | Pengfei Liu, Yongfeng HU | 2022-08-16 |