Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5803534 | Passenger car with a transparent top assembly | Stephen Murkett | 1998-09-08 |
| 5329997 | Heat exchanger | Dieter Engelhardt, Prasanta Halder | 1994-07-19 |
| 4739828 | Heat exchanger | Karl-Ernst Hummel | 1988-04-26 |
| 4724903 | Heat exchanger in particular for motor vehicles | Reinhold Heck, Karl-Ernst Hummel, Reinhold Kuchelmeister | 1988-02-16 |