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Tetsuharu INAMITSU
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Chigasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
IC card with a cipher key conversion function
Patent number
7,404,523
Issue date
Jul 29, 2008
Hitachi, Ltd.
Yutaka Takami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IC card terminal device and installation of application program int...
Patent number
6,505,297
Issue date
Jan 7, 2003
Hitachi, Ltd.
Tetsuharu Inamitsu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card information display device and IC card for use therewith
Patent number
6,484,946
Issue date
Nov 26, 2002
Hitachi, Ltd.
Kenji Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card information processing system, and apparatus and cards for...
Patent number
6,425,522
Issue date
Jul 30, 2002
Hitachi, Ltd.
Kenji Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card processing device, automatic vending device, and selling me...
Patent number
6,367,696
Issue date
Apr 9, 2002
Hitachi, Ltd.
Tetsuharu Inamitsu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card processing system and processing method
Patent number
6,359,699
Issue date
Mar 19, 2002
Hitachi, Ltd.
Koichi Yoneta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Machine data acquistion system and method
Patent number
6,199,755
Issue date
Mar 13, 2001
Hitachi, Ltd.
Kenji Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND TERMINAL DEVICE FOR ELECTRONIC MONEY TRANSACTION ON INFO...
Publication number
20090287606
Publication date
Nov 19, 2009
Hitachi, Ltd
Yutaka TAKAMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IC card with a cipher key conversion function
Publication number
20040256470
Publication date
Dec 23, 2004
Yutaka Takami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Point management system
Publication number
20030163376
Publication date
Aug 28, 2003
Masayuki Inoue
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Point management system
Publication number
20030033203
Publication date
Feb 13, 2003
Masayuki Inoue
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IC CARD INFORMATION DISPLAY DEVICE AND IC CARD FOR USE THEREWITH
Publication number
20020139861
Publication date
Oct 3, 2002
KENJI MATSUMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital information sales method
Publication number
20010029491
Publication date
Oct 11, 2001
Hitachi, Ltd.
Koichi Yoneta
G06 - COMPUTING CALCULATING COUNTING