Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742539 | Co-axial control valve | — | 2004-06-01 |
| 4817658 | Automatic valve actuator | — | 1989-04-04 |
| 4811752 | Auxiliary remote valve actuator | Keith Tayon | 1989-03-14 |
| 4276901 | High flow pressure relief valve | — | 1981-07-07 |
| 4275754 | Automatic valve actuator | Denny W. Mertz | 1981-06-30 |