Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7227816 | Container for optical disks, tray and magazine type player therefor | Fritz Weisser, Hans-Joachim Platte, Billy Wesley Beyers, Jr. | 2007-06-05 |
| 6904605 | Scanning device for magazine-type storage medium and method therefore | Hans-Joachim Platte, Fritz Weisser | 2005-06-07 |
| 4809254 | Device with an automatic retraction mechanism | — | 1989-02-28 |