Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702240 | Rotary positive displacement blower having a diverging outlet part | Alan D. O'Neal, Michael D. Stone | 1997-12-30 |
| 5474303 | Actuator rod hermetic sealing apparatus employing concentric bellows and pressure compensating sealing liquid with liquid monitoring system | — | 1995-12-12 |
| 4295653 | Pressure-compensated diaphragm seals for actuators, with self-equalization | — | 1981-10-20 |
| RE30334 | Pressure compensated hermetically sealed transmission system | — | 1980-07-15 |