Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805770 | Cassette with tray ejection means | Hermann Grobecker, Masashi Ito | 1989-02-21 |
| 4749163 | Means for supporting the frame of a recording and/or reproducing apparatus on a positioning surface, and support for such means | — | 1988-06-07 |
| 4722439 | Disc receiving tray and a combination of such a tray with a storage cassette | Hermann Grobecker, Masashi Ito | 1988-02-02 |
| 4641747 | Latching storage case for a holder containing an information carrier | Ghislanus M. A. M. Aldenhoven | 1987-02-10 |
| 4447840 | 2-Speed magnetic-tape cassette apparatus | Georges M. A. Mignolet | 1984-05-08 |