Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297133 | Optical disc cartridge and mechanism for preventing an incorrect insertion of a cartridge | Yasuo Otsuka, Tohru Sasaki | 1994-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297133 | Optical disc cartridge and mechanism for preventing an incorrect insertion of a cartridge | Yasuo Otsuka, Tohru Sasaki | 1994-03-22 |