Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8250938 | Vehicle transmission | David Allan Wozencraft | 2012-08-28 |
| 7867138 | Method of controlling a vehicle transmission | David Allan Wozencraft, Glyn Clifford Price | 2011-01-11 |
| 7713169 | Method of controlling a vehicle transmission | David Allan Wozencraft, Glyn Clifford Price | 2010-05-11 |
| 5893293 | Single shaft shifting mechanism | — | 1999-04-13 |
| 5086659 | Upshift brake | — | 1992-02-11 |