Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918549 | Automatic cassette loading apparatus | Yoshihiro Shibata, Tadashi Takamiya | 1990-04-17 |
| 4761697 | Cassette loading mechanism of magnetic recording and reproducing apparatus | Yasuhiro Hashiguchi, Yoshihiro Shibata | 1988-08-02 |