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Hideaki Io
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Entertainment apparatus
Patent number
6,823,420
Issue date
Nov 23, 2004
Sony Computer Entertainment Inc.
Hideaki Io
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Game device, game machine operation device and game system which em...
Patent number
6,659,860
Issue date
Dec 9, 2003
Sony Computer Entertainment Inc.
Yasuyuki Yamamoto
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Entertainment apparatus
Publication number
20020046306
Publication date
Apr 18, 2002
Hideaki Io
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Mode-switchable PC card and PC card input/output control device
Publication number
20010027032
Publication date
Oct 4, 2001
Yuichi Inomata
G06 - COMPUTING CALCULATING COUNTING