Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5997260 | Air compressor engine barring adaptor | David P. Genter, Roger L. Sweet, Nathan Ritchie | 1999-12-07 |
| 5882013 | Integrated gear housing/air compressor gasket | David P. Genter, Mark A. Voils | 1999-03-16 |
| 5882181 | Barring adaptor for an engine air compressor | David P. Genter, Roger L. Sweet, Nathan Ritchie | 1999-03-16 |
| 5669366 | Closed crankcase ventilation system | Donald W. Beach, Peter K. Herman, Alan S. Bounnakhom, David M. Ruch, John M. Partridge | 1997-09-23 |