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Teruaki Shiro
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Tokyo-To, JP
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Patents Grants
last 30 patents
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Patent Grant
Authentication vector generating device, subscriber authentication...
Patent number
7,974,603
Issue date
Jul 5, 2011
NTT DoCoMo, Inc.
Hidetoshi Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication terminal and computer program thereof, IC card...
Patent number
7,817,984
Issue date
Oct 19, 2010
NTT DoCoMo, Inc.
Hidetoshi Ishikawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card
Patent number
6,644,554
Issue date
Nov 11, 2003
Dai Nippon Printing Co., Ltd.
Teruaki Shiro
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card processing method and processing device therefor, and IC card
Patent number
4,720,626
Issue date
Jan 19, 1988
Dai Nippon Insatsu Kabushiki Kaisha
Seiichi Nishikawa
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
AUTHENTICATION VECTOR GENERATING DEVICE, SUBSCRIBER AUTHENTICATION...
Publication number
20070202848
Publication date
Aug 30, 2007
NTT DoCoMo, Inc.
Hidetoshi ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile communication terminal and computer program thereof, IC card...
Publication number
20070167148
Publication date
Jul 19, 2007
Hidetoshi Ishikawa
G06 - COMPUTING CALCULATING COUNTING