Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370590 | Securing means for a planetary gear unit | Udo Schumann, Mark Silk | 1994-12-06 |
| 5343991 | Roller element overrunning clutch | Wilhalm Wehren, Mark Silk, Sieghart Biedermann | 1994-09-06 |