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Kazunori Takahashi
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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image processing apparatus, image processing system, and recording...
Patent number
7,999,846
Issue date
Aug 16, 2011
Hitachi Kokusai Electric Inc.
Masahiro Kiyohara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing apparatus, image processing system and recording m...
Patent number
7,668,345
Issue date
Feb 23, 2010
Hitachi, Ltd.
Masahiro Kiyohara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
On-road facility fault information communication apparatus
Patent number
6,774,815
Issue date
Aug 10, 2004
National Institute for Land and Infrastructure Management, Ministry of Land,...
Takeshi Shima
G08 - SIGNALLING
Information
Patent Grant
Traveling support information processing system
Patent number
6,594,577
Issue date
Jul 15, 2003
National Institute For Land and Infrastructure Management, Ministry of Land,...
Norihiro Nakajima
G08 - SIGNALLING
Information
Patent Grant
Information exchange system
Patent number
6,512,464
Issue date
Jan 28, 2003
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Information exchange system
Patent number
6,335,693
Issue date
Jan 1, 2002
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Information exchange system
Patent number
6,097,313
Issue date
Aug 1, 2000
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Traffic control method for relieving vehicle congestion on parallel...
Patent number
5,703,778
Issue date
Dec 30, 1997
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Traffic control system
Patent number
5,646,853
Issue date
Jul 8, 1997
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Traffic flow measuring method and apparatus
Patent number
5,530,441
Issue date
Jun 25, 1996
Hitachi, Ltd.
Masao Takatou
G08 - SIGNALLING
Information
Patent Grant
Method and apparatus for controlling moving body and facilities
Patent number
5,335,180
Issue date
Aug 2, 1994
Hitachi, Ltd.
Kazunori Takahashi
G08 - SIGNALLING
Information
Patent Grant
Traffic flow measuring method and apparatus
Patent number
5,283,573
Issue date
Feb 1, 1994
Hitachi, Ltd.
Masao Takatou
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
Image processing apparatus, image processing system, and recording...
Publication number
20070126868
Publication date
Jun 7, 2007
Hitachi Kokusai Electric Inc.
Masahiro Kiyohara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image processing apparatus, image processing system and recording m...
Publication number
20060222213
Publication date
Oct 5, 2006
Masahiro Kiyohara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Mobile communication terminal device and a method of selecting a wi...
Publication number
20040116134
Publication date
Jun 17, 2004
Toshihide Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video delivery apparatus and video information delivery system
Publication number
20030214582
Publication date
Nov 20, 2003
Kazunori Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
On-road facility fault information communication apparatus
Publication number
20020145539
Publication date
Oct 10, 2002
Takeshi Shima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Traveling support information processing system
Publication number
20020123838
Publication date
Sep 5, 2002
Norihiro Nakajima
G08 - SIGNALLING
Information
Patent Application
Information exchange system
Publication number
20020036571
Publication date
Mar 28, 2002
Hitachi, Ltd
Kazunori Takahashi
G08 - SIGNALLING