Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855583 | Structure and method of making combination proximity/insertion identification cards | Steven A. Fraser, Reece D. Metzger | 1989-08-08 |
| 4815749 | Shaft and like oil seals | — | 1989-03-28 |
| 4799693 | Face seals with liquid pulsation pumping feature | — | 1989-01-24 |
| 4519616 | Shaft seal | — | 1985-05-28 |
| 4462600 | Rotary fluid seals | — | 1984-07-31 |
| 4348030 | Toggle-action face seal for relatively rotatable members | — | 1982-09-07 |
| 4348031 | Rotary fluid seals with floating sealing rings | — | 1982-09-07 |
| 4296114 | 3,4-Dihydro-3-oxopyrido[2,3-b]-pyrazines, compositions and use thereof | Richard A. Appleton | 1981-10-20 |