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Yuuji Tamura
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Kobe, JP
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last 30 patents
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Patent Grant
Operating apparatus for a watercraft simulation game machine
Patent number
D393664
Issue date
Apr 21, 1998
Konami Co., Ltd.
Yoshitsugu Isetani
D21 - Games, toys, and sports goods
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Patent Grant
Display device
Patent number
D389216
Issue date
Jan 13, 1998
Konami Co., Ltd.
Yoshitsugu Isetani
D21 - Games, toys, and sports goods