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Yutaka ISHIMURA
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Hamamatsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Connection confirmation system, connection detection apparatus, and...
Patent number
10,417,105
Issue date
Sep 17, 2019
Yamaha Corporation
Masaya Kano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical disk having plurality of volumes, recording device and repr...
Patent number
6,424,615
Issue date
Jul 23, 2002
Yamaha Corporation
Yutaka Ishimura
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Optical disk, optical disk reproducing device and optical disk repr...
Patent number
6,243,343
Issue date
Jun 5, 2001
Yamaha Corporation
Yutaka Ishimura
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CONNECTION CONFIRMATION SYSTEM, CONNECTION DETECTION APPARATUS, AND...
Publication number
20170075785
Publication date
Mar 16, 2017
Yamaha Corporation
Masaya KANO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL DISK HAVING PLURALITY OF VOLUMES, RECORDING DEVICE AND REPR...
Publication number
20020071378
Publication date
Jun 13, 2002
YUTAKA ISHIMURA
G11 - INFORMATION STORAGE