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Patent applications and USPTO patent grants for Otokawa; Mitsuhiro.The latest application filed is for "tracking control system with pilot signal phase setting circuitry".
Patent | Date |
---|---|
Tracking control system with pilot signal phase setting circuitry Grant 4,951,162 - Yoshimura , et al. August 21, 1 | 1990-08-21 |
Multi-channel recording apparatus using a plurality of heads in turn Grant 4,897,739 - Hasegawa , et al. January 30, 1 | 1990-01-30 |
Recording and reproducing apparatus with track pitch detection Grant 4,843,491 - Otokawa June 27, 1 | 1989-06-27 |
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