Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6612275 | Mid cam engine | Thomas A. Immel | 2003-09-02 |
| 6499453 | Mid cam engine | Thomas A. Immel | 2002-12-31 |
| 6279522 | Drive train for overhead cam engine | Rodney Balzar, Thomas A. Immel, Kyle I. Kubista | 2001-08-28 |
| 6276324 | Overhead ring cam engine with angled split housing | Thomas A. Immel | 2001-08-21 |
| 6223713 | Overhead cam engine with cast-in valve seats | James W. Moorman, Erik J. Christiansen, Roberto Molina | 2001-05-01 |
| 6032635 | Overhead cam engine with integral head | James W. Moorman, Erik J. Christiansen, Roberto Molina | 2000-03-07 |
| 5988135 | Overhead vertical camshaft engine with external camshaft drive | James W. Moorman, Erik J. Christiansen, Roberto Molina | 1999-11-23 |
| 5979392 | Overhead cam engine with integral head | James W. Moorman, Erik J. Christiansen, Roberto Molina | 1999-11-09 |
| 5755194 | Overhead cam engine with dry sump lubrication system | James W. Moorman, Erik J. Christiansen, Roberto Molina | 1998-05-26 |
| 4969263 | Method of making a cast engine cylinder having an internal passageway | — | 1990-11-13 |
| 4922863 | Cast engine cylinder having an internal passageway and method of making same | — | 1990-05-08 |
| 4768397 | Lubrication scheme for pressure lubricated crankshafts with counterweight holes for crankshaft balance | — | 1988-09-06 |
| 4285440 | Spill and spit resistant fuel cap | — | 1981-08-25 |