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Takashi Maruyama
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Ebina, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication system
Patent number
7,180,898
Issue date
Feb 20, 2007
Hitachi, Ltd.
Kenichi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio base station for wirelessly communicating with a radio terminal
Patent number
7,107,012
Issue date
Sep 12, 2006
Hitachi, Ltd.
Kenji Kashiwagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system
Patent number
7,065,100
Issue date
Jun 20, 2006
Hitachi, Ltd.
Kenichi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PCI expansion adapter with PC card slot and electronic apparatus pr...
Patent number
6,769,045
Issue date
Jul 27, 2004
Hitachi, Ltd.
Mikihiro Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
PCI expansion adapter with PC card slot and electronic apparatus pr...
Patent number
6,527,562
Issue date
Mar 4, 2003
Hitachi, Ltd.
Mikihiro Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Circuit module and information processing apparatus
Patent number
6,266,242
Issue date
Jul 24, 2001
Hitachi, Ltd.
Takashi Maruyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Circuit module and information processing apparatus
Patent number
6,069,793
Issue date
May 30, 2000
Hitachi, Ltd.
Takashi Maruyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Space-saving information processing apparatus
Patent number
5,867,148
Issue date
Feb 2, 1999
Hitachi, Ltd.
Hideki Kamimaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Inductance cancelled condenser implemented apparatus
Patent number
5,761,049
Issue date
Jun 2, 1998
Hitachi, Ltd.
Hitoshi Yoshidome
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Multiprocessor system with reduced power mode and improved variatio...
Patent number
5,724,591
Issue date
Mar 3, 1998
Hitachi, Ltd.
Tsutomu Hara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Shielding method and circuit board employing the same
Patent number
5,491,301
Issue date
Feb 13, 1996
Hitachi, Ltd.
Yutaka Akiba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bus system for coordinating internal and external direct memory acc...
Patent number
5,347,643
Issue date
Sep 13, 1994
Hitachi, Ltd.
Nobukazu Kondo
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CAMERA AND IMAGE PROCESSOR
Publication number
20090128632
Publication date
May 21, 2009
Hitachi, Ltd.
Takeyuki Goto
G08 - SIGNALLING
Information
Patent Application
DIGITAL BROADCASTING RECEIVING APPARATUS
Publication number
20070250893
Publication date
Oct 25, 2007
Yasuhiro AKIYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for distribution of cipher code in wireless LAN
Publication number
20050048952
Publication date
Mar 3, 2005
Tsuneo Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and a base station for wireless system
Publication number
20040242276
Publication date
Dec 2, 2004
Kenji Kashiwagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication system
Publication number
20020075853
Publication date
Jun 20, 2002
Kenichi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PCI expansion adapter with PC card slot and electronic apparatus pr...
Publication number
20020064974
Publication date
May 30, 2002
Mikihiro Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PCI expansion adapter with PC card slot and electronic apparatus pr...
Publication number
20020065970
Publication date
May 30, 2002
Mikihiro Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Communication system
Publication number
20020061013
Publication date
May 23, 2002
Kenichi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE