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Kouichi TANIMOTO
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Construct information management system and method
Patent number
11,935,012
Issue date
Mar 19, 2024
Hitachi, Ltd.
Kouichi Tanimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of managing digital signature, apparatus for processing digi...
Patent number
7,574,605
Issue date
Aug 11, 2009
Hitachi, Ltd.
Kouichi Tanimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for verifying a digital signature
Patent number
7,441,115
Issue date
Oct 21, 2008
Hitachi, Ltd.
Kunihiko Miyazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for publishing signature log entry
Patent number
7,401,225
Issue date
Jul 15, 2008
Hitachi, Ltd.
Kouichi Tanimoto
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CONSTRUCT INFORMATION MANAGEMENT SYSTEM AND METHOD
Publication number
20210065139
Publication date
Mar 4, 2021
Hitachi, Ltd
Kouichi TANIMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ALLIANCE PARTNER DETERMINATION METHOD AND ALLIANCE PARTNER DETERMIN...
Publication number
20160092819
Publication date
Mar 31, 2016
Hitachi, Ltd
Nobuyuki OTA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DECISION-MAKING SUPPORT SYSTEM AND DECISION-MAKING SUPPORT METHOD
Publication number
20150309895
Publication date
Oct 29, 2015
Hitachi, Ltd
KOUICHI TANIMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR IDENTIFYING EARLY STATUS
Publication number
20150100355
Publication date
Apr 9, 2015
Hitachi, Ltd
Kouichi TANIMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for publishing signature log entry
Publication number
20040172540
Publication date
Sep 2, 2004
Kouichi Tanimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for verifying a digital signature
Publication number
20040123107
Publication date
Jun 24, 2004
Kunihiko Miyazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of managing digital signature, apparatus for processing digi...
Publication number
20030182552
Publication date
Sep 25, 2003
Kouichi Tanimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE