Masahiro Okamura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image reproducing apparatus, image information recording medium, an...
- Patent number 5,247,126
- Issue date Sep 21, 1993
- Pioneer Electric Corporation
- Masahiro Okamura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical accompaniment playing apparatus having phoneme memory for c...
- Patent number 5,235,124
- Issue date Aug 10, 1993
- Pioneer Electronic Corporation
- Masahiro Okamura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
User management system for musical accompaniment playing apparatus
- Patent number 5,218,580
- Issue date Jun 8, 1993
- Pioneer Electronic Corporation
- Masahiro Okamura
- G07 - CHECKING-DEVICES