Takuji Kumazawa

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tone material editing apparatus and tone material editing program
- Patent number 7,202,407
- Issue date Apr 10, 2007
- Yamaha Corporation
- Susumu Kawashima
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Tone material editing apparatus and tone material editing program
- Publication number 20030159565
- Publication date Aug 28, 2003
- Susumu Kawashima
- G10 - MUSICAL INSTRUMENTS ACOUSTICS