Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373864 | Downstream low fluid pressure emergency shutoff valve | — | 1994-12-20 |
| 5348039 | Large diameter and relatively high pressure relief valve | C. Dean Couch | 1994-09-20 |
| 5318060 | Fluid flow velocity emergency shutoff valve | — | 1994-06-07 |
| 5311898 | Dashpot dampened high pressure fluid shutoff valve | — | 1994-05-17 |
| 5297575 | In-line high pressure fluid release valve | — | 1994-03-29 |