Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604541 | Pilot operated rupture disk | — | 2003-08-12 |
| 5497725 | Sight indicator | Terry J. Theisen, Joe D. Dumoit | 1996-03-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604541 | Pilot operated rupture disk | — | 2003-08-12 |
| 5497725 | Sight indicator | Terry J. Theisen, Joe D. Dumoit | 1996-03-12 |