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Patent applications and USPTO patent grants for Tajiri; Norikiyo.The latest application filed is for "magneto-optical recording medium and method for preventing the erasing of the information recorded on the magneto-optical recording medium".
Patent | Date |
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Magneto-optical recording medium and method for preventing the erasing of the information recorded on the magneto-optical recording medium Grant 4,554,651 - Kanai , et al. November 19, 1 | 1985-11-19 |
System for recording and playing back information with magneto-optical disk memory using record and readout light beams of different wavelengths Grant 4,549,287 - Hatano , et al. October 22, 1 | 1985-10-22 |
Method and system for optically recording and playing back information on a recording medium having magnetization film thereon Grant 4,539,662 - Hatano , et al. September 3, 1 | 1985-09-03 |
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