Hajime Yoshikawa

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Music composition reproduction device and composite device includin...
- Patent number 7,999,167
- Issue date Aug 16, 2011
- Sony Computer Entertainment Inc.
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Music composition reproduction device and composite device includin...
- Patent number 7,592,534
- Issue date Sep 22, 2009
- Sony Computer Entertainment Inc.
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical sound production apparatus and musical
- Patent number 7,514,622
- Issue date Apr 7, 2009
- Sony Computer Entertainment Inc.
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
MUSIC COMPOSITION REPRODUCTION DEVICE AND COMPOSITE DEVICE INCLUDIN...
- Publication number 20100011940
- Publication date Jan 21, 2010
- Sony Computer Entertainment Inc.
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Music Composition Reproduction Device and Composite Device Includin...
- Publication number 20070227337
- Publication date Oct 4, 2007
- Sony Computer Entertainment Inc.
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Musical sound production apparatus and musical
- Publication number 20060000345
- Publication date Jan 5, 2006
- Hajime Yoshikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS