Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873163 | Method for repairing corroded cylinder castings in water-cooled engine blocks | Mark S. Diefenthaler | 1999-02-23 |
| 4531379 | Auxiliary power system for vehicle air conditioner and heater | — | 1985-07-30 |