Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913107 | Liquid-cooling circulation system for power and working machines, especially internal combustion engines | — | 1990-04-03 |
| 4723596 | Expansion-, deaeration and reservoir tank for the liquid-cooling system of internal combustion engines | Dieter Spindelboeck | 1988-02-09 |
| 4510893 | Cooling circuit for internal combustion engines | Erwin Starmuehler, Axel Temmesfeld | 1985-04-16 |
| 4473037 | Cooling circuit for internal combustion engines | Athanasios Michassouridis, Erwin Starmuhler, Peter Tomaschek | 1984-09-25 |