Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541589 | Magnetic recording and reproducing apparatus | Yasuyoshi Kagohashi, Hiroshi Aoki | 1985-09-17 |
| 4227226 | Cassette tape player | Takashi Tashiro, Akira Matsumoto | 1980-10-07 |