Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7509885 | Transmission auxiliary unit timed shift inhibitor | Kurt Gerlofs, Dave Stevens, Mark A. Hirsch, Charles Bradley, Michael J. Huggins +1 more | 2009-03-31 |
| 6878097 | Automatic splitter and governor control for manually shifted transmission | — | 2005-04-12 |
| 6875155 | Automatic splitter and governor control for manually shifted transmission | David L. Wadas | 2005-04-05 |
| 6840126 | Automatic range up-shift control and method of operation | Al C. Stine, David L. Wadas, Yeidei Wang | 2005-01-11 |