Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363744 | Accumulator piston having multiple elastomeric seals | — | 1994-11-15 |
| 5009434 | Stretchable oil seal and method of installation | Stephen Nash | 1991-04-23 |
| 4907811 | Stretchable oil seal and method of installation | Stephen Nash | 1990-03-13 |
| 4667968 | Dual-lip grease-retaining and dirt-excluding shaft seal | Stephen Nash, David R. Brooks | 1987-05-26 |
| 4513976 | Rotating-lip grease seal | Gustavus A. Bentley, Stephen Nash | 1985-04-30 |
| 4441722 | Rotary bidirectional dynamic shaft seal having a pumping projection with angulated primary and secondary pumping surfaces | — | 1984-04-10 |