Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338004 | Valve seal apparatus | — | 1994-08-16 |
| 5246549 | Vacuum distillation system utilizing loose polymer lining | — | 1993-09-21 |
| 5170991 | Valve seal apparatus | — | 1992-12-15 |
| 5052658 | Valve seal apparatus | — | 1991-10-01 |
| 4671314 | Flow line sampler valve apparatus | — | 1987-06-09 |
| 4370762 | Portable attachment for sinks | — | 1983-02-01 |
| D266213 | Toilet tissue roll holder | — | 1982-09-21 |