Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594643 | Method and system for diagnosing a drivetrain during shifting operations | Charles W. Birchenough, Hans Dietz, Noel J. Rytter, Rolland D. Scholl, Lorne W. Tweed | 1997-01-14 |
| 5261234 | Hydraulic control apparatus | Howard A. Marsden | 1993-11-16 |
| 5040648 | Electrohydraulic control device for a drive train of a vehicle | Randall M. Mitchell, David W. Bump, deceased, Michael F. Coffman, Lowell E. Johnson, Tony L. Marcott +2 more | 1991-08-20 |
| 4736811 | Steering control system | Howard A. Marsden, Noel J. Rytter | 1988-04-12 |