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Takeshi Miyakawa
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Isezaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heat dissipation component and method for manufacturing same
Patent number
11,682,604
Issue date
Jun 20, 2023
DENKA COMPANY LIMITED
Daisuke Goto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Aluminum-silicon-carbide composite and method of manufacturing same
Patent number
10,919,811
Issue date
Feb 16, 2021
DENKA COMPANY LIMITED
Akimasa Yuasa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Heat-dissipating component and method for manufacturing same
Patent number
10,869,413
Issue date
Dec 15, 2020
DENKA COMPANY LIMITED
Takeshi Miyakawa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Aluminum-diamond-based composite and method for producing same
Patent number
10,751,912
Issue date
Aug 25, 2020
DENKA COMPANY LIMITED
Hiroaki Ota
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Aluminum-diamond-based composite and heat dissipation component
Patent number
10,640,853
Issue date
May 5, 2020
DENKA COMPANY LIMITED
Yosuke Ishihara
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Heat dissipation component and method for manufacturing same
Patent number
10,636,723
Issue date
Apr 28, 2020
DENKA COMPANY LIMITED
Daisuke Goto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Heat dissipation component for semiconductor element
Patent number
10,539,379
Issue date
Jan 21, 2020
DENKA COMPANY LIMITED
Yosuke Ishihara
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Heat dissipation component for semiconductor element
Patent number
10,541,189
Issue date
Jan 21, 2020
DENKA COMPANY LIMITED
Yosuke Ishihara
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing silicon carbide composite material
Patent number
10,529,591
Issue date
Jan 7, 2020
DENKA COMPANY LIMITED
Takeshi Miyakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Ceramic circuit board
Patent number
10,424,529
Issue date
Sep 24, 2019
DENKA COMPANY LIMITED
Ryota Aono
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Composite body and method for manufacturing same
Patent number
10,358,704
Issue date
Jul 23, 2019
DENKA COMPANY LIMITED
Yosuke Ishihara
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Aluminum-diamond composite, and heat dissipating component using same
Patent number
10,302,375
Issue date
May 28, 2019
DENKA COMPANY LIMITED
Yosuke Ishihara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Composite body and method for producing same
Patent number
10,081,055
Issue date
Sep 25, 2018
DENKA COMPANY LIMITED
Takeshi Miyakawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Ceramic circuit board and method for producing same
Patent number
9,872,380
Issue date
Jan 16, 2018
DENKA COMPANY LIMITED
Ryota Aono
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of manufacturing metal-base substrate and method of manufact...
Patent number
8,796,145
Issue date
Aug 5, 2014
Denki Kagaku Kogyo Kabushiki Kaisha
Taiki Nishi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Metal base circuit board
Patent number
8,449,143
Issue date
May 28, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electrically conductive sheet
Patent number
8,440,305
Issue date
May 14, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Yutaka Aoki
B32 - LAYERED PRODUCTS
Information
Patent Grant
Metal base circuit board
Patent number
8,426,740
Issue date
Apr 23, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Taiki Nishi
F21 - LIGHTING
Information
Patent Grant
Conductive resin composition and conductive sheets comprising the same
Patent number
8,148,456
Issue date
Apr 3, 2012
Denki Kagaku Kogyo Kabushiki Kaisha
Yutaka Aoki
B32 - LAYERED PRODUCTS
Information
Patent Grant
Conductive composite sheeting
Patent number
7,794,807
Issue date
Sep 14, 2010
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Electronic component container
Patent number
7,455,896
Issue date
Nov 25, 2008
Denki Kagaku Kogyo Kabushiki Kaisha
Tetsuo Fujimura
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Container for an electronic component
Patent number
7,364,778
Issue date
Apr 29, 2008
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electroconductive resin composition
Patent number
7,261,840
Issue date
Aug 28, 2007
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sheet
Patent number
7,199,187
Issue date
Apr 3, 2007
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sheet and electronic component packaging container
Patent number
7,097,900
Issue date
Aug 29, 2006
Denki Kagaku Kogyo Kabushiki Kaisha
Minoru Oda
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Packaging container for electronic part
Patent number
7,014,896
Issue date
Mar 21, 2006
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition, molded product thereof and electroconductive sheet
Patent number
6,960,390
Issue date
Nov 1, 2005
Denki Kagaku Kogyo Kabushiki Kaisha
Kazuhiro Kosugi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Resin composition, molded product thereof and electroconductive sheet
Patent number
6,759,130
Issue date
Jul 6, 2004
Denki Kagaku Kogyo Kabushiki Kaisha
Kazuhiro Kosugi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Resin composition, molded product thereof and electroconductive sheet
Patent number
6,485,832
Issue date
Nov 26, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Kazuhiro Kosugi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Electroconductive resin composition, sheet, molded product and cont...
Patent number
5,955,164
Issue date
Sep 21, 1999
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
HEAT DISSIPATION COMPONENT AND METHOD FOR MANUFACTURING SAME
Publication number
20200335415
Publication date
Oct 22, 2020
DENKA COMPANY LIMITED
Daisuke GOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAT DISSIPATION COMPONENT FOR SEMICONDUCTOR ELEMENT
Publication number
20190341330
Publication date
Nov 7, 2019
DENKA COMPANY LIMITED
Yosuke ISHIHARA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM-DIAMOND-BASED COMPOSITE AND HEAT DISSIPATION COMPONENT
Publication number
20190093201
Publication date
Mar 28, 2019
DENKA COMPANY LIMITED
Yosuke ISHIHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CARBON BLACK, ELECTRODE CATALYST AND FUEL CELL USING SAME, AND METH...
Publication number
20190030514
Publication date
Jan 31, 2019
UNIVERSITY OF YAMANASHI
Makoto UCHIDA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ALUMINUM-DIAMOND-BASED COMPOSITE AND METHOD FOR PRODUCING SAME
Publication number
20180281230
Publication date
Oct 4, 2018
DENKA COMPANY LIMITED
Hiroaki OTA
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
ALUMINUM-SILICON-CARBIDE COMPOSITE AND METHOD OF MANUFACTURING SAME
Publication number
20180215668
Publication date
Aug 2, 2018
Denka Company Limited
Akimasa YUASA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING SILICON CARBIDE COMPOSITE MATERIAL
Publication number
20180025919
Publication date
Jan 25, 2018
DENKA COMPANY LIMITED
Takeshi MIYAKAWA
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
HEAT DISSIPATION COMPONENT AND METHOD FOR MANUFACTURING SAME
Publication number
20170317007
Publication date
Nov 2, 2017
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Daisuke GOTO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HEAT DISSIPATION COMPONENT FOR SEMICONDUCTOR ELEMENT
Publication number
20170268834
Publication date
Sep 21, 2017
DENKA COMPANY LIMITED
Yosuke ISHIHARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPOSITE BODY AND METHOD FOR PRODUCING SAME
Publication number
20170239715
Publication date
Aug 24, 2017
DENKA COMPANY LIMITED
Takeshi MIYAKAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
ALUMINUM-SILICON CARBIDE COMPOSITE AND PRODUCTION METHOD THEREFOR
Publication number
20170236767
Publication date
Aug 17, 2017
DENKA COMPANY LIMITED
Takeshi MIYAKAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
CERAMIC CIRCUIT BOARD AND METHOD FOR PRODUCING SAME
Publication number
20170181272
Publication date
Jun 22, 2017
Denka Company Limited
Ryota AONO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SILICON CARBIDE COMPLEX, METHOD FOR MANUFACTURING SAME, AND HEAT DI...
Publication number
20170162469
Publication date
Jun 8, 2017
DENKA COMPANY LIMITED
Motonori KINO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEAT-DISSIPATING COMPONENT AND METHOD FOR MANUFACTURING SAME
Publication number
20170142859
Publication date
May 18, 2017
DENKA COMPANY LIMITED
Takeshi MIYAKAWA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPOSITE BODY AND METHOD FOR MANUFACTURING SAME
Publication number
20170130300
Publication date
May 11, 2017
DENKA COMPANY LIMITED
Yosuke ISHIHARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SEMICONDUCTOR PACKAGE AND METHOD FOR MANUFACTURING SAME
Publication number
20170092560
Publication date
Mar 30, 2017
DENKA COMPANY LIMITED
Takeshi MIYAKAWA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ALUMINUM-DIAMOND COMPOSITE, AND HEAT DISSIPATING COMPONENT USING SAME
Publication number
20170045314
Publication date
Feb 16, 2017
DENKA COMPANY LIMITED
Yosuke ISHIHARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CERAMIC CIRCUIT BOARD
Publication number
20160358840
Publication date
Dec 8, 2016
DENKA COMPANY LIMITED
Ryota AONO
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
METHOD OF MANUFACTURING METAL-BASE SUBSTRATE AND METHOD OF MANUFACT...
Publication number
20130056439
Publication date
Mar 7, 2013
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Taiki Nishi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METAL BASE CIRCUIT BOARD
Publication number
20110132644
Publication date
Jun 9, 2011
Taiki Nishi
F21 - LIGHTING
Information
Patent Application
CONDUCTIVE SHEET
Publication number
20100196719
Publication date
Aug 5, 2010
Denki Kagaku Kogyo Kabushiki Kaisha
Yutaka Aoki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METAL BASE CIRCUIT BOARD
Publication number
20100164362
Publication date
Jul 1, 2010
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Takeshi Miyakawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED LIGHT SOURCE UNIT
Publication number
20100027261
Publication date
Feb 4, 2010
Denki Kagaku Kogyo Kabushiki Kaisha
Katsunori Yashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CONDUCTIVE RESIN COMPOSITION AND CONDUCTIVE SHEETS COMPRISING THE SAME
Publication number
20090280280
Publication date
Nov 12, 2009
Denki Kagaku Kogyo Kabushiki Kaisha
Yutaka Aoki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Conductive Composite Sheeting
Publication number
20070231549
Publication date
Oct 4, 2007
Denki Kagaku Kogy Kabushiki Kaisha
Takeshi Miyakawa
B32 - LAYERED PRODUCTS
Information
Patent Application
SHEET FOR EMBOSSED CARRIER TAPE
Publication number
20070082178
Publication date
Apr 12, 2007
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Takeshi MIYAKAWA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Sheet and formed product thereof
Publication number
20050124739
Publication date
Jun 9, 2005
Denki Kagaku Kogyo Kabushiki Kaisha
Minoru Oda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electroconductive resin composition
Publication number
20050004303
Publication date
Jan 6, 2005
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Sheet
Publication number
20040265610
Publication date
Dec 30, 2004
Takeshi Miyakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resin composition, molded product thereof and electroconductive sheet
Publication number
20040048071
Publication date
Mar 11, 2004
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Kazuhiro Kosugi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER