Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364233 | Fluid engine | — | 1982-12-21 |
| 4348991 | Dual coolant engine cooling system | David A. Ruthmansdorfer, Dean H. Reichenbach | 1982-09-14 |
| 4343268 | Energy conserving exhaust passage for an internal combustion engine | Walter A. Brighton, David A. Ruthmansdorfer | 1982-08-10 |
| 4325219 | Two loop engine coolant system | Hiromasa Yamaguchi | 1982-04-20 |