Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5424879 | Apparatus for magnetic recording and reproducing digital audio data allocates upper bits and lower bits on an alternating basis among pair of tracks | Makoto Yamada | 1995-06-13 |
| 5355263 | Rotary head type magnetic tape apparatus | Makoto Yamada | 1994-10-11 |
| 5313339 | Apparatus using a rotary head for recording digital video and audio signals at double speed | Tadashi Fukami, Shinichi Fukuda, Makoto Yamada | 1994-05-17 |
| 5251079 | Tracking control circuit including gain correction control | Makoto Yamada, Junji Ono | 1993-10-05 |
| 5231547 | System for controlling positions of record tracks relative to a scanning trace of a head device by use of two envelope output signal envelope samplings during a scanning trace | Makoto Yamada | 1993-07-27 |
| 5231548 | Rotary drum controller | Makoto Yamada, Junji Ono, Toshihiko Takahashi | 1993-07-27 |