Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397462 | Method of manufacturing a cylinder piston rod guide | Dwain L. Chalker, Terrance W. Rudd, Roger R. Schumacher | 2002-06-04 |
| 5782162 | Cylinder piston rod guide | Dwain L. Chalker, Terrance W. Rudd, Roger R. Schumacher | 1998-07-21 |