Akutsu; Osamu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Akutsu; Osamu.The latest application filed is for "optical thin film and manufacturing method of optical element".
- Akutsu; Osamu - Tokyo JP
- Akutsu; Osamu - Fujisawa JP
- Akutsu, Osamu - Fujisawa-shi JP
| Patent | Date |
|---|---|
| Optical thin film and manufacturing method of optical element Grant 11,346,983 - Matsumoto , et al. May 31, 2 | 2022-05-31 |
| Optical Thin Film And Manufacturing Method Of Optical Element App 20180306949 - Matsumoto; Seiken ; et al. | 2018-10-25 |
| Optical information recording medium Grant 7,180,848 - Akutsu , et al. February 20, 2 | 2007-02-20 |
| Optical information recording medium Grant 7,096,479 - Akutsu , et al. August 22, 2 | 2006-08-22 |
| Optical information recording medium App 20040194122 - Akutsu, Osamu ; et al. | 2004-09-30 |
| Optical information recording medium App 20040142277 - Akutsu, Osamu ; et al. | 2004-07-22 |
| Manufacturing method of optical disc and optical disc thereby App 20040002018 - Oishi, Kenji ; et al. | 2004-01-01 |
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