Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9482247 | Apparatus and methods for determining a position of a piston in a cavity | Tsolag Apelian | 2016-11-01 |
| 9383031 | Check valve apparatus and methods | Haykaz Mkrtchyan | 2016-07-05 |
| 8701693 | Nozzle check valve | Haykaz Mkrtchyan | 2014-04-22 |