Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333620 | Tape cassette | Kimio Tanaka | 1982-06-08 |
| 4314299 | Pad assembly for use in a magnetic tape cassette | Takateru Satoh | 1982-02-02 |
| 4289285 | Magnetic tape cassette | Takateru Satou | 1981-09-15 |
| 4257077 | Pressure pad and shielding plate for a tape cassette | — | 1981-03-17 |
| 4254923 | Magnetic tape cassette | Yukio Nakazawa, Haruo Shiba, Kimio Tanaka | 1981-03-10 |