Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027219 | Apparatus and method for converting pictures or images into video signals | Herbert M. Stuttler, Josef Wolf, Max Mai | 1991-06-25 |
| 4946659 | Process for the reduction of the nitrogen oxides in exhaust gases using a zeolite-containing catalyst | Axel Konig, Lothar Puppe | 1990-08-07 |
| 4584971 | Evaporative cooling system for internal combustion engines | Alfred Neitz | 1986-04-29 |