Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443749 | Slam-shut safety device with an operational feedback system | Jing Zhang, Guolei Fan | 2019-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443749 | Slam-shut safety device with an operational feedback system | Jing Zhang, Guolei Fan | 2019-10-15 |