Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450314 | Apparatus for damping torsional vibrations | Johann Jackel | 2002-09-17 |
| 6418620 | Method of making bearings for use in torsional vibration dampers | Johann Jackel | 2002-07-16 |