Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439567 | Disc springs/carrier plate preload assembly | Richard W. Armentrout, Christopher Daniel Champion, Richard A. Gronholm | 2013-05-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439567 | Disc springs/carrier plate preload assembly | Richard W. Armentrout, Christopher Daniel Champion, Richard A. Gronholm | 2013-05-14 |