Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844964 | Valve with active seal and shaft blowout prevention device | Vadim Lorman | 2020-11-24 |
| 10844965 | Anti-shock check valve | Vadim Lorman | 2020-11-24 |
| 10808850 | Pressure energized seat for plug valve | Steve Sharp, Vadim Lorman | 2020-10-20 |
| 10794494 | Bonded seat with annular ribs | Xianhua Feng | 2020-10-06 |