Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715517 | Dispenser having a roller for squeezing material from a tube | Ronald F. Bell, John M. Tosill | 1987-12-29 |
| 4437589 | Dispensing cartridge | — | 1984-03-20 |
| 4410190 | Fluid seal pumping effect lip seal for rotary shaft | — | 1983-10-18 |
| 4403780 | Annular fluid seals | — | 1983-09-13 |
| 4386781 | Annular fluid face seal with diaphragm | — | 1983-06-07 |
| 4383691 | Fluid seal with rib for rotary shaft | — | 1983-05-17 |
| 4350268 | Manually operated dispensing pump | — | 1982-09-21 |
| 4306193 | Comparison circuit for alignment apparatus | — | 1981-12-15 |
| 4247123 | Seals | — | 1981-01-27 |