Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324047 | Thread seal | Robert M. Smith | 1994-06-28 |
| 5002165 | Sealing ring | — | 1991-03-26 |
| 4579041 | Fluid-pressure operable devices and sealing means therefor | Gavin S. Oseman | 1986-04-01 |