Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655635 | Torsional damper for a torque converter | Kenneth C. Yuergens | 1997-08-12 |
| 5464198 | Torsional vibration damper having helical torsion springs | David A. Hall | 1995-11-07 |
| 5246399 | Two-stage torsional vibration damper | Malcolm E. Kirkwood, Kenneth C. Yuergens | 1993-09-21 |
| 4662498 | Heavy duty friction clutch | — | 1987-05-05 |
| 4565270 | Friction clutch convertible for either push-type or pull-type disengagement | — | 1986-01-21 |