Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873431 | Articulated vehicle | Daniel N. Butler, Randall W. Welker | 1999-02-23 |
| 5811976 | Method and apparatus to determine the location and resistance of an electrical leak within a battery without measuring individual battery cells | — | 1998-09-22 |
| 5789896 | Apparatus and method for controlling an electric motor having an armature and a series-wound, series-connected field coil that can be separately controlled during regenerative braking | Dennis A. Jarc | 1998-08-04 |
| 4256353 | Self-aligning bearing | Melvin A. Prohl | 1981-03-17 |
| 4207864 | Damper | Robert A. Walter, Albert S. Melilli | 1980-06-17 |