Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864881 | Powershift transmission with four speed ranges in forward and reverse | John P. McAskill, James D. Burnham | 1989-09-12 |
| 4392391 | Multispeed reversible power shift transmission | James J. Jameson | 1983-07-12 |