Nobuo Tsunashima

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Contents rating method
- Patent number 7,574,364
- Issue date Aug 11, 2009
- Yamaha Corporation
- Yutaka Hasegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of validating entrance to event site
- Patent number 7,567,910
- Issue date Jul 28, 2009
- Yamaha Corporation
- Yutaka Hasegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system and recording medium for viewing/listening evaluatio...
- Patent number 7,087,829
- Issue date Aug 8, 2006
- Yamaha Corporation
- Yutaka Hasegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Server for use in rating of music contents
- Patent number 6,583,348
- Issue date Jun 24, 2003
- Yamaha Corporation
- Yutaka Hasegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Method, system and recording medium for viewing/listening evaluatio...
- Publication number 20020066358
- Publication date Jun 6, 2002
- Yamaha Corporation
- Yutaka Hasegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method of validating entrance to event site
- Publication number 20020040308
- Publication date Apr 4, 2002
- Yamaha Corporation
- Yutaka Hasegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Contents rating method
- Publication number 20020032776
- Publication date Mar 14, 2002
- Yamaha Corporation
- Yutaka Hasegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Server for use in rating of music contents
- Publication number 20020029684
- Publication date Mar 14, 2002
- Yamaha Corporation
- Yutaka Hasegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS