Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8756813 | Injector remanufacturing | William Joseph Rutecki, Randall C. Harkema, Thomas Earhart | 2014-06-24 |
| 6702207 | Fuel injector control module with unidirectional dampening | Klaus Seelbach, Randall C. Harkema | 2004-03-09 |