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Kazuo Kato
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Yamato, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Information processor and information processing system utilizing i...
Patent number
7,111,187
Issue date
Sep 19, 2006
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Phase-locked loop circuit, information processing apparatus, and in...
Patent number
6,947,514
Issue date
Sep 20, 2005
Renesas Technology Corporation
Kazuo Kato
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Voltage measuring apparatus for sheathed power cable
Patent number
6,768,315
Issue date
Jul 27, 2004
Hitachi, Ltd.
Masahiro Watanabe
G01 - MEASURING TESTING
Information
Patent Grant
Electric circuit shielding
Patent number
6,768,226
Issue date
Jul 27, 2004
Hitachi, Ltd.
Masahiro Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data processing system generating clock signal from an input clock,...
Patent number
6,675,311
Issue date
Jan 6, 2004
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electric circuit shielding
Patent number
6,580,183
Issue date
Jun 17, 2003
Hitachi, Ltd.
Masahiro Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power supply apparatus comprising a voltage detection circuit and m...
Patent number
6,462,924
Issue date
Oct 8, 2002
Hitachi, Ltd.
Masahiro Watanabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Waveform shaping device
Patent number
6,437,621
Issue date
Aug 20, 2002
Hitachi, Ltd.
Kazuo Kato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Signal transmission apparatus using an isolator, modem, and informa...
Patent number
6,389,063
Issue date
May 14, 2002
Hitachi, Ltd.
Nobuyasu Kanekawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
6,031,257
Issue date
Feb 29, 2000
Hitachi, Ltd.
Takayuki Noto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Information processor and information processing system utilizing c...
Patent number
5,974,560
Issue date
Oct 26, 1999
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electric apparatus having heat radiating fin
Patent number
5,940,272
Issue date
Aug 17, 1999
Hitachi, Ltd.
Akihiko Emori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Complementary transistor circuit and amplifier and CRT display devi...
Patent number
5,757,233
Issue date
May 26, 1998
Hitachi, Ltd.
Kazuo Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Complementary transistor circuit and amplifier and CRT display devi...
Patent number
5,724,519
Issue date
Mar 3, 1998
Hitachi, Ltd.
Kazuo Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor integrated circuit device having bipolar transistor a...
Patent number
5,666,072
Issue date
Sep 9, 1997
Hitachi, Ltd.
Fumio Murabayashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power hybrid integrated circuit apparatus
Patent number
5,661,343
Issue date
Aug 26, 1997
Hitachi, Ltd.
Masaaki Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Data processing system generating clock signal from an input clock,...
Patent number
5,640,547
Issue date
Jun 17, 1997
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Ultrasonic motor and driving for the ultrasonic motor
Patent number
5,631,517
Issue date
May 20, 1997
Hitachi, Ltd.
Kazuo Kato
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Gate circuit of combined field-effect and bipolar transistors
Patent number
5,600,268
Issue date
Feb 4, 1997
Hitachi, Ltd.
Ikuro Masuda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Information processor and information processing system utilizing c...
Patent number
5,542,083
Issue date
Jul 30, 1996
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data processing system generating clock signal from an input clock,...
Patent number
5,506,982
Issue date
Apr 9, 1996
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
CRT display apparatus
Patent number
5,459,378
Issue date
Oct 17, 1995
Hitachi, Ltd.
Kazuo Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data processing system generating clock signal from an input clock,...
Patent number
5,388,249
Issue date
Feb 7, 1995
Hitachi, Ltd.
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Bipolar transistor MOS transistor hybrid semiconductor integrated c...
Patent number
5,378,941
Issue date
Jan 3, 1995
Hitachi, Ltd.
Yoji Nishio
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sensor
Patent number
5,365,768
Issue date
Nov 22, 1994
Hitachi, Ltd.
Seiko Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Foot-operated parking brakes for cars and one-way dampers for use t...
Patent number
5,335,563
Issue date
Aug 9, 1994
Kuroishi Iron Works Co., Ltd.
Katsuhiko Yamamoto
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Printed circuit board assembling system
Patent number
5,329,690
Issue date
Jul 19, 1994
Hitachi, Ltd.
Yoshihisa Tsuji
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Semiconductor integrated circuit device having bipolar transistor a...
Patent number
5,313,116
Issue date
May 17, 1994
Hitachi, Ltd.
Fumio Murabayashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Gate circuit of combined field-effect and bipolar transistors with...
Patent number
5,239,212
Issue date
Aug 24, 1993
Hitachi, Ltd.
Ikuro Masuda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Computer-integrated manufacturing system and method
Patent number
5,231,585
Issue date
Jul 27, 1993
Hitachi Ltd.
Mamoru Kobayashi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Information processor and information processing system utilizing i...
Publication number
20040093532
Publication date
May 13, 2004
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ELECTRIC CIRCUIT SHIELDING
Publication number
20030080627
Publication date
May 1, 2003
Masahiro Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electric circuit shielding
Publication number
20030080628
Publication date
May 1, 2003
Hitachi, Ltd.
Masahiro Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Voltage measuring apparatus for sheathed power cable
Publication number
20020171433
Publication date
Nov 21, 2002
Masahiro Watanabe
G01 - MEASURING TESTING
Information
Patent Application
POWER SUPPLY APPARATUS COMPRISING A VOLTAGE DETECTION CIRCUIT AND M...
Publication number
20020118554
Publication date
Aug 29, 2002
Masahiro Watanabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Information processor and information processing system utilizing i...
Publication number
20020059538
Publication date
May 16, 2002
Takashi Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Waveform shaping device
Publication number
20010017560
Publication date
Aug 30, 2001
Kazuo Kato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...