Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5050939 | Fail-safe wheel service brake system | Mark J. Albertson, Eric Johnson | 1991-09-24 |
| 4893879 | Fail-safe wheel service brake system | Mark J. Albertson, Eric Johnson | 1990-01-16 |
| 4320814 | Electric-hydrostatic drive modules for vehicles | — | 1982-03-23 |