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Kunihiko Nakada
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Koganei, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Information processing unit having tamper-resistant system
Patent number
7,451,485
Issue date
Nov 11, 2008
Hitachi, Ltd.
Takashi Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing device
Patent number
7,201,326
Issue date
Apr 10, 2007
Hitachi, Ltd.
Takashi Endo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing device, card device and information processi...
Patent number
7,086,087
Issue date
Aug 1, 2006
Hitachi, Ltd.
Masahiro Kaminaga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card and microprocessor
Patent number
6,907,526
Issue date
Jun 14, 2005
Renesas Technology Corp.
Chiaki Tanimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing device
Patent number
6,691,921
Issue date
Feb 17, 2004
Hitachi, Ltd.
Takashi Endo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data processor and microcomputer
Patent number
5,961,578
Issue date
Oct 5, 1999
Hitachi, Ltd.
Kunihiko Nakada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor integrated circuit device with test mode for testing...
Patent number
5,581,698
Issue date
Dec 3, 1996
Hitachi, Ltd.
Yoshiyuki Miwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Integrated data processor having mode control register for controll...
Patent number
5,361,374
Issue date
Nov 1, 1994
Hitachi, Ltd.
Hisao Sasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor integrated circuit device with test mode for testing...
Patent number
5,228,139
Issue date
Jul 13, 1993
Hitachi Ltd.
Yoshiyuki Miwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Integrated data processor having mode control register for controll...
Patent number
5,226,173
Issue date
Jul 6, 1993
Hitachi, Ltd.
Hisao Sasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Integrated CPU and DMA with shared executing unit
Patent number
5,005,121
Issue date
Apr 2, 1991
Hitachi, Ltd.
Kunihiko Nakada
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Information processing device
Publication number
20040136530
Publication date
Jul 15, 2004
Hitachi, Ltd.
Takashi Endo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Information processing device
Publication number
20030094499
Publication date
May 22, 2003
Takashi Endo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Information processing unit having tamper - resistant system
Publication number
20020169969
Publication date
Nov 14, 2002
Takashi Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IC card and microprocessor
Publication number
20010047480
Publication date
Nov 29, 2001
Chiaki Tanimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IC card and microprocessor
Publication number
20010016910
Publication date
Aug 23, 2001
Chiaki Tanimoto
G06 - COMPUTING CALCULATING COUNTING