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Kazuhiko Itoh
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor ceramic composition and PTC thermistor
Patent number
10,014,097
Issue date
Jul 3, 2018
TDK Corporation
Kazutaka Fujita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
PTC thermistor ceramic composition and PTC thermistor element
Patent number
9,697,935
Issue date
Jul 4, 2017
TDK Corporation
Kazuhiko Itoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor ceramic composition and PTC thermistor
Patent number
9,472,326
Issue date
Oct 18, 2016
TDK Corporation
Yoshikazu Shimura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Semiconductor ceramic composition and PTC thermistor
Patent number
9,362,031
Issue date
Jun 7, 2016
TDK Corporation
Yoshikazu Shimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multilayer PTC thermistor
Patent number
8,339,237
Issue date
Dec 25, 2012
TDK Corporation
Takashi Kajino
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Stacked electronic part and method of manufacturing the same
Patent number
8,009,012
Issue date
Aug 30, 2011
TDK Corporation
Takashi Kajino
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Stacked PTC thermistor and process for its production
Patent number
7,944,337
Issue date
May 17, 2011
TDK Corporation
Kazuhiko Itoh
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Inductive device and method for producing the same
Patent number
7,167,071
Issue date
Jan 23, 2007
TDK Corporation
Minoru Takaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Drying device for electrostatic recording apparatus
Patent number
5,420,673
Issue date
May 30, 1995
Nippon Steel Corporation
Kazuhiko Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for measuring a diffraction pattern of electron beams hav...
Patent number
5,336,886
Issue date
Aug 9, 1994
Japan Aviation Electronics Industry Limited
Kazuhiko Itoh
G01 - MEASURING TESTING
Information
Patent Grant
Multilayer film reflector for soft X-rays
Patent number
5,319,695
Issue date
Jun 7, 1994
Japan Aviation Electronics Industry Limited
Kazuhiko Itoh
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Counter
Patent number
5,231,592
Issue date
Jul 27, 1993
Oki Electric Industry Co., Ltd.
Kazuhiko Itoh
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electrophotographic recording apparatus indicating a wear rate for...
Patent number
5,101,233
Issue date
Mar 31, 1992
Oki Electric Industry Co., Ltd.
Katsuyuki Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor Ceramic Composition And PTC Thermistor
Publication number
20170229219
Publication date
Aug 10, 2017
TDK Corporation
Kazuhiko ITOH
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
SEMICONDUCTOR CERAMIC COMPOSITION AND PTC THERMISTOR
Publication number
20170226018
Publication date
Aug 10, 2017
TDK Corporation
Kazutaka FUJITA
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
SEMICONDUCTOR CERAMIC COMPOSITION AND PTC THERMISTOR
Publication number
20170040092
Publication date
Feb 9, 2017
TDK Corporation
Kazutaka FUJITA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PTC THERMISTOR CERAMIC COMPOSITION AND PTC THERMISTOR ELEMENT
Publication number
20160027560
Publication date
Jan 28, 2016
TDK Corporation
Kazuhiko ITOH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR CERAMIC COMPOSITION AND PTC THERMISTOR
Publication number
20160005517
Publication date
Jan 7, 2016
TDK Corporation
Yoshikazu SHIMURA
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
SEMICONDUCTOR CERAMIC COMPOSITION AND PTC THERMISTOR
Publication number
20150097650
Publication date
Apr 9, 2015
TDK Corporation
Yoshikazu SHIMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTILAYER PTC THERMISTOR
Publication number
20120056709
Publication date
Mar 8, 2012
TDK Corporation
Takashi KAJINO
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Stacked electronic part and method of manufacturing the same
Publication number
20090027158
Publication date
Jan 29, 2009
TDK Corporation
Takashi Kajino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STACKED PTC THERMISTOR AND PROCESS FOR ITS PRODUCTION
Publication number
20080309448
Publication date
Dec 18, 2008
TDK Corporation
Kazuhiko ITOH
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Inductive device and method for producing the same
Publication number
20050151613
Publication date
Jul 14, 2005
TDK Corporation
Minoru Takaya
H01 - BASIC ELECTRIC ELEMENTS