Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588729 | Packing box arrangement for a gate valve | — | 2003-07-08 |
| 5582200 | Gate valve with spring assisted valve liner | Milton E. Jennings | 1996-12-10 |
| 5413140 | Spring-assisted split seat gate valve | Milton E. Jennings | 1995-05-09 |
| 5082247 | Split seat gate valve | Brian S. Owens | 1992-01-21 |
| 5020776 | Split seat gate valve | Brian S. Owens | 1991-06-04 |