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Patent applications and USPTO patent grants for Tanaka; Shosuke.The latest application filed is for "photomagnetic recording device and photomagnetic reproducing device".
Patent | Date |
---|---|
Photomagnetic recording device and photomagnetic reproducing device Grant 5,771,216 - Tatsuzawa , et al. June 23, 1 | 1998-06-23 |
Eccentricity detection and compensation of a disk by a preformatted encoding pattern Grant 5,297,131 - Tanaka March 22, 1 | 1994-03-22 |
Apparatus for detecting modulated informations from emitted light turned by an object Grant 5,091,636 - Takada , et al. February 25, 1 | 1992-02-25 |
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