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Kazuhiko Nakagawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Precursor wire for Nb3Al superconducting wire, Nb3Al superconductin...
Patent number
9,680,081
Issue date
Jun 13, 2017
National Institute For Material Science
Takao Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Precursor for a Nb3Sn superconductor wire, method for manufacturing...
Patent number
9,177,700
Issue date
Nov 3, 2015
SH Copper Products Co., Ltd.
Yoshihide Wadayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Precursor for a Nb3Sn superconductor wire, method for manufacturing...
Patent number
8,778,841
Issue date
Jul 15, 2014
SH Copper Products Co., Ltd.
Yoshihide Wadayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Metal separator for fuel cells and fabricating method thereof
Patent number
8,182,960
Issue date
May 22, 2012
Hitachi Cable, Ltd.
Masahiro Seido
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Current-collecting composite plate for fuel cell and fuel cell fabr...
Patent number
8,039,171
Issue date
Oct 18, 2011
Hitachi Cable, Ltd.
Masahiro Seido
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Metal composite for fuel cell and fuel cell bipolar plate using sam...
Patent number
7,871,737
Issue date
Jan 18, 2011
Hitachi Cable, Ltd.
Mineo Washima
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Membrane electrode composite module, fuel cell and electronic equip...
Patent number
7,862,952
Issue date
Jan 4, 2011
Hitachi, Ltd.
Ryuji Kohno
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell having electrode channel member with comb-teeth shape
Patent number
7,763,393
Issue date
Jul 27, 2010
Hitachi Cable, Ltd.
Kazuhiko Nakagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Corrosive resistant metal material covered with conductive substance
Patent number
7,399,532
Issue date
Jul 15, 2008
Hitachi Cable, Ltd.
Masahiro Seido
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Composite material member for semiconductor device and insulated an...
Patent number
6,579,623
Issue date
Jun 17, 2003
Hitachi, Ltd.
Yasutoshi Kurihara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Copper alloy having improved corrosion resistance, commutator and m...
Patent number
5,879,476
Issue date
Mar 9, 1999
Hitachi Cable, Ltd.
Masahiko Narushima
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
PRECURSOR WIRE FOR NB3AL SUPERCONDUCTING WIRE, NB3AL SUPERCONDUCTIN...
Publication number
20150348679
Publication date
Dec 3, 2015
Hitachi Cable, Ltd.
Takao TAKEUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PRECURSOR FOR A NB3SN SUPERCONDUCTOR WIRE, METHOD FOR MANUFACTURING...
Publication number
20140221215
Publication date
Aug 7, 2014
SH Copper Products Co., Ltd.
Yoshihide Wadayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nb3Sn SUPERCONDUCTOR WIRE AND METHOD FOR MANUFACTURING Nb3Sn SUPERC...
Publication number
20130053250
Publication date
Feb 28, 2013
Hitachi Cable, Ltd.
Katsumi Ohata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Precursor for a Nb3Sn superconductor wire, method for manufacturing...
Publication number
20120149579
Publication date
Jun 14, 2012
Hitachi Cable, Ltd.
Yoshihide Wadayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Precursor for Nb3Sn superconductor wire, superconductor wire using...
Publication number
20120108437
Publication date
May 3, 2012
Hitachi Cable, Ltd.
Katsumi Ohata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADIATOR PLATE, PERFORATED PLATE AND METHODS OF MAKING THE SAME
Publication number
20100096117
Publication date
Apr 22, 2010
HITACHI CABLE, LTD.
Masahiro SEIDO
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Method for fabricating a superconducting wire
Publication number
20090312187
Publication date
Dec 17, 2009
Hitachi Cable, Ltd.
Masahiro Seido
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Board material for fuel cell metallic separator, method of making s...
Publication number
20090297918
Publication date
Dec 3, 2009
Hitachi Cable, Ltd.
Takaaki Sasaoka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CURRENT-COLLECTING COMPOSITE PLATE FOR FUEL CELL AND FUEL CELL FABR...
Publication number
20090092878
Publication date
Apr 9, 2009
HITACHI CABLE, LTD.
Masahiro Seido
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METAL SEPARATOR FOR FUEL CELLS AND FABRICATING METHOD THEREOF
Publication number
20090081520
Publication date
Mar 26, 2009
Masahiro Seido
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Metal composite for fuel cell and fuel cell bipolar plate using sam...
Publication number
20090081522
Publication date
Mar 26, 2009
HITACHI CABLE, LTD.
Mineo Washima
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fuel cell
Publication number
20060269821
Publication date
Nov 30, 2006
HITACHI CABLE, LTD.
Kazuhiko Nakagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fuel cell separator and fabrication method thereof, and conductive...
Publication number
20060154131
Publication date
Jul 13, 2006
HITACHI CABLE, LTD.
Masahiro Seido
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Membrane electrode composite module, fuel cell and electronic equip...
Publication number
20060024555
Publication date
Feb 2, 2006
Ryuji Kohno
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Corrosive resistant metal material covered with conductive substance
Publication number
20030235711
Publication date
Dec 25, 2003
HITACHI CABLE, LTD.
Masahiro Seido
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Composite material member for semiconductor device and insulated an...
Publication number
20030201530
Publication date
Oct 30, 2003
Hitachi, Ltd.
Yasutoshi Kurihara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Semiconductor power element heat dissipation board, and conductor p...
Publication number
20020191378
Publication date
Dec 19, 2002
Hitachi, Ltd.
Seikou Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Composite material member for semiconductor device and insulated an...
Publication number
20020192488
Publication date
Dec 19, 2002
Yasutoshi Kurihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor power element heat dissipation board, and conductor p...
Publication number
20020089828
Publication date
Jul 11, 2002
Seikou Suzuki
H01 - BASIC ELECTRIC ELEMENTS