Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746637 | Process for making chemical resistant pump diaphragm | Eldon S. Eady, James Varney | 2004-06-08 |
| 6158327 | Extended wear pump diaphragm | — | 2000-12-12 |
| 6085789 | Lightweight sleeve and spool arrangement for use in diaphragm pumps | James Varney, Eldon S. Eady | 2000-07-11 |
| 5907992 | Abrasion resistant diaphragm | — | 1999-06-01 |
| 5303937 | Seal having a metallic insert | William G. Greenaway, Lawrence R. Streitman | 1994-04-19 |
| 5213749 | Method of forming a rubber seal having a metallic insert | William G. Greenaway, Lawrence R. Streitman | 1993-05-25 |