Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5482296 | Sealing rings and sealed assemblies | Willibald Nentwig | 1996-01-09 |
| 5088745 | Seals and seal assemblies | Paul C. Chambers | 1992-02-18 |
| 4915892 | Making sealing ring assembly | — | 1990-04-10 |