Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449125 | Disc cartridge | Kazutoshi Yamamoto | 2002-09-10 |
| 6437942 | Disc cartridge with improved shutter slide operation | — | 2002-08-20 |
| 6433963 | Disc cartridge | Kazutoshi Yamamoto | 2002-08-13 |