Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028847 | Gear pump for venting trapped volume | — | 2021-06-08 |
| 10392977 | Automotive lubricant pumping system with two piece relief valve | Edward Elliot | 2019-08-27 |
| 8613609 | Bi-metal pump gear | Steven A. Heitz | 2013-12-24 |
| 7011066 | Intake manifold for an engine | Kevin C. Beach, Mike Ruthenberg, Michael L. Jones | 2006-03-14 |
| 6637397 | Intake manifold for an engine | Kevin C. Beach, Mike Ruthenberg, Michael L. Jones | 2003-10-28 |
| 6375442 | Supercharger clutch system | Paul L. Maceroni, Otis J. Olson | 2002-04-23 |