Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811122 | Magnetic recording/reproducing apparatus which accomodates different tape types | Koichi Kido, Kenji Shibayama, Yutaka Isobe, Hiroshi Yamada | 1989-03-07 |
| 4719518 | Magnetic recording apparatus for carrying out recording by selectively using one of two kinds of recording systems | Koichi Kido, Kenji Shibayama, Akira Hirota, Masato Mihara, Osamu Inoue | 1988-01-12 |
| 4639805 | Combination of reproducing heads and a rotary transformer device | Akira Hirota | 1987-01-27 |
| 4626934 | Cue signal recording circuit for magnetic recording and reproducing apparatus | Masajhi Yoshida, Akira Hirota, Yoshihiko Ota, Hidetoshi Ozaki | 1986-12-02 |
| 4614985 | Recording/reproduced signal switching system for a 4-head type recording and reproducing apparatus | — | 1986-09-30 |
| 4605976 | Recording and/or reproducing system for a 4-head type recording and/or reproducing apparatus | Takeyoshi Ito | 1986-08-12 |
| 4470079 | Tracking control system in a magnetic recording and reproducing apparatus | — | 1984-09-04 |
| 4433350 | Tracking error detection system in a magnetic reproducing apparatus | — | 1984-02-21 |