Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4705277 | Hydrodynamic seal | — | 1987-11-10 | |
| 4580964 | Press loading apparatus | — | 1986-04-08 | |
| 4579514 | Press loading apparatus | — | 1986-04-01 | |
| 4574461 | Workpiece holder | — | 1986-03-11 | |
| 4554723 | Transfer apparatus and method | — | 1985-11-26 | |
| 4526386 | Nested serpentine seal assembly | — | 1985-07-02 | |
| 4497496 | Hydrodynamic slitted seal and method of manufacture thereof | — | 1985-02-05 | |
| 4450614 | Method of making a polytetrafluoroethylene hydrodynamic seal | — | 1984-05-29 | |
| 4451050 | Bi-directional hydrodynamic slitted seal | — | 1984-05-29 | |
| 4243232 | One-piece oil seal and boot seal | — | 1981-01-06 | |
| 4243235 | Composite polytetrafluoroethylene and elastomer lip seal | — | 1981-01-06 | $2,191,000 |