Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273981 | Method for producing a steering wheel | Andreas Kellermann | 2001-08-14 |
| 4936608 | Marking of industrial products or individual parts thereof | Herbert Gensel, Winfried Michels, Gerhard Jooss | 1990-06-26 |