Sanai; Susumu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sanai; Susumu.The latest application filed is for "reversible optical information-recording medium".
- Sanai; Susumu - Osaka JP
| Patent | Date |
|---|---|
| Reversible optival information-recording medium Grant RE42,222 - Yamada , et al. March 15, 2 | 2011-03-15 |
| Reversible optical information-recording medium App 20010019810 - Yamada, Noboru ; et al. | 2001-09-06 |
| Reversible optical information-recording medium Grant 5,278,011 - Yamada , et al. January 11, 1 | 1994-01-11 |
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