Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690433 | System for preloading the bearing of a pump assembly | Rudiger Hans | 1997-11-25 |
| 5639167 | Bearing assembly and method for making a component thereof | Rudiger Hans | 1997-06-17 |