Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709288 | Adjusting means in particular for guide elements, and magnetic tape cassette possessing such means | Norbert Schaeffer, Gunter Bettinger, Klaus-Dieter Goetz, Dietmar Pfefferkorn, Kurt Schmidts +5 more | 1987-11-24 |