Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6095493 | High pressure valve | — | 2000-08-01 |
| 5685520 | Butterfly valve | — | 1997-11-11 |
| 4580763 | Seal-seat for use in ball valves | — | 1986-04-08 |
| 4579316 | Metal seated ball valves | — | 1986-04-01 |
| 4356832 | High pressure bonnetless valve | — | 1982-11-02 |
| 4199850 | Method of making a diaphragm valve | — | 1980-04-29 |