Hitoshi Yoshikawa

Person

Komaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reactive ionic liquid, and ion-immobilized metal oxide particle, io...
- Patent number 9,954,162
- Issue date Apr 24, 2018
- Sumitomo Riko Company Limited
- Shigeaki Takamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Conductive material, method for producing the conductive material,...
- Patent number 9,903,738
- Issue date Feb 27, 2018
- Sumitomo Riko Company Limited
- Yutaro Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reactive ionic liquid, and ion-immobilized metal oxide particle, io...
- Patent number 9,550,865
- Issue date Jan 24, 2017
- Sumitomo Riko Company Limited
- Shigeaki Takamatsu
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Conductive composition and conductive film
- Patent number 9,504,151
- Issue date Nov 22, 2016
- Sumitomo Riko Company Limited
- Jun Kobayashi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Conductive composition and conductive film
- Patent number 9,253,878
- Issue date Feb 2, 2016
- Sumitomo Riko Company Limited
- Jun Kobayashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive ionic liquid, and ion-immobilized metal oxide particle, io...
- Patent number 9,212,263
- Issue date Dec 15, 2015
- Sumitomo Riko Company Limited
- Shigeaki Takamatsu
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Flexible conductive material and transducer, flexible wiring board,...
- Patent number 9,136,035
- Issue date Sep 15, 2015
- Sumitomo Riko Company Limited
- Takamasa Itou
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Conductive crosslinked body and production process thereof, and tra...
- Patent number 9,051,446
- Issue date Jun 9, 2015
- Sumitomo Riko Company Limited
- Jun Kobayashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Polymer speaker
- Patent number 8,958,581
- Issue date Feb 17, 2015
- Tokai Rubber Industries, Ltd.
- Takamasa Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conductive film, and transducer and flexible wiring board using the...
- Patent number 8,446,075
- Issue date May 21, 2013
- Tokai Rubber Industries, Ltd.
- Wataru Takahashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrically conductive polymer, semiconductive composition using t...
- Patent number 7,309,456
- Issue date Dec 18, 2007
- Tokai Rubber Industries, Ltd.
- Hitoshi Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Elastic member of semiconductive polymer and OA equipment using the...
- Patent number 7,144,525
- Issue date Dec 5, 2006
- Tokai Rubber Industries, Ltd.
- Hitoshi Yoshikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Electrically conductive foam component
- Patent number 6,783,701
- Issue date Aug 31, 2004
- Tokai Rubber Industries, Ltd.
- Hitoshi Yoshikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Urethane composition for sheet transport roll, and sheet transport...
- Patent number 6,734,274
- Issue date May 11, 2004
- Tokai Rubber Industries, Ltd.
- Satoshi Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Roller for office automation equipment
- Patent number 6,491,613
- Issue date Dec 10, 2002
- Tokai Rubber Industries, Ltd.
- Kazuhiro Takeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive roll
- Patent number 6,146,320
- Issue date Nov 14, 2000
- Tokai Rubber Industries, Ltd.
- Hitoshi Yoshikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive roller
- Patent number 6,142,922
- Issue date Nov 7, 2000
- Tokai Rubber Industries, Ltd.
- Hitoshi Yoshikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Low hardness conductive roll
- Patent number 5,993,366
- Issue date Nov 30, 1999
- Tokai Rubber Industries, Ltd.
- Akihiko Kaji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DIELECTRIC FILM, PROCESS FOR PRODUCING SAME, AND TRANSDUCER USING SAME
- Publication number 20160312002
- Publication date Oct 27, 2016
- SUMITOMO RIKO COMPANY LIMITED
- Shinji IIO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FLEXIBLE CONDUCTIVE MATERIAL AND TRANSDUCER
- Publication number 20160111626
- Publication date Apr 21, 2016
- SUMITOMO RIKO COMPANY LIMITED
- Yusaku TAKAGAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...
- Publication number 20160075835
- Publication date Mar 17, 2016
- SUMITOMO RIKO COMPANY LIMITED
- Shigeaki TAKAMATSU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
FLEXIBLE EXPRESSION DISPLAY DEVICE
- Publication number 20150206465
- Publication date Jul 23, 2015
- SUMITOMO RIKO COMPANY LIMITED
- Hitoshi YOSHIKAWA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
FLEXIBLE TRANSDUCER
- Publication number 20150202656
- Publication date Jul 23, 2015
- SUMITOMO RIKO COMPANY LIMITED
- Wataru TAKAHASHI
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Application
CONDUCTIVE MATERIAL, METHOD FOR PRODUCING THE CONDUCTIVE MATERIAL,...
- Publication number 20150204697
- Publication date Jul 23, 2015
- SUMITOMO RIKO COMPANY LIMITED
- Yutaro TAGUCHI
- G01 - MEASURING TESTING
Information Patent Application
CONDUCTIVE MATERIAL AND TRANSDUCER INCLUDING THE CONDUCTIVE MATERIAL
- Publication number 20150200039
- Publication date Jul 16, 2015
- SUMITOMO RIKO COMPANY LIMITED
- Yutaro TAGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...
- Publication number 20150137666
- Publication date May 21, 2015
- SUMITOMO RIKO COMPANY LIMITED
- Shigeaki TAKAMATSU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...
- Publication number 20140300247
- Publication date Oct 9, 2014
- Shigeaki TAKAMATSU
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM
- Publication number 20140202744
- Publication date Jul 24, 2014
- TOKAI RUBBER INDUSTRIES, LTD.
- Jun KOBAYASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM
- Publication number 20140202745
- Publication date Jul 24, 2014
- TOKAI RUBBER INDUSTRIES, LTD.
- Jun KOBAYASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ELASTIC CONDUCTIVE MATERIAL
- Publication number 20140090884
- Publication date Apr 3, 2014
- TOKAI RUBBER INDUSTRIES, LTD.
- Jun KOBAYASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIELECTRIC FILM AND TRANSDUCER INCLUDING THE SAME
- Publication number 20140004364
- Publication date Jan 2, 2014
- TOKAI RUBBER INDUSTRIES, LTD.
- Wataru TAKAHASHI
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
POLYMER SPEAKER
- Publication number 20140003634
- Publication date Jan 2, 2014
- TOKAI RUBBER INDUSTRIES, LTD.
- Takamasa ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FLEXIBLE CONDUCTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME, AND...
- Publication number 20130056249
- Publication date Mar 7, 2013
- TOKAI RUBBER INDUSTRIES, LTD.
- Yutaro TAGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FLEXIBLE CONDUCTIVE MATERIAL AND TRANSDUCER, FLEXIBLE WIRING BOARD,...
- Publication number 20120241689
- Publication date Sep 27, 2012
- TOKAI RUBBER INDUSTRIES, LTD.
- Takamasa ITOU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONDUCTIVE CROSSLINKED BODY AND PRODUCTION PROCESS THEREOF, AND TRA...
- Publication number 20120146464
- Publication date Jun 14, 2012
- TOKAI RUBBER INDUSTRIES, LTD.
- Jun Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONDUCTIVE FILM, AND TRANSDUCER AND FLEXIBLE WIRING BOARD USING THE...
- Publication number 20120119626
- Publication date May 17, 2012
- TOKAI RUBBER INDUSTRIES, LTD.
- Wataru TAKAHASHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DIELECTRIC FILM, PROCESS FOR PRODUCING SAME, AND TRANSDUCER USING SAME
- Publication number 20110300393
- Publication date Dec 8, 2011
- TOKAI RUBBER INDUSTRIES, LTD.
- Shinji Iio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Actuator
- Publication number 20080238258
- Publication date Oct 2, 2008
- TOKAI RUBBER INDUSTRIES, LTD.
- Tadashi Ishiguro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Elastic member of semiconductive polymer and OA equipment using the...
- Publication number 20060131546
- Publication date Jun 22, 2006
- TOKAI RUBBER INDUSTRIES, LTD.
- Hitoshi Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrically conductive polymer, semiconductive composition using t...
- Publication number 20050045856
- Publication date Mar 3, 2005
- TOKAI RUBBER INDUSTRIES, LTD.
- Hitoshi Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICALLY CONDUCTIVE FOAM COMPONENT
- Publication number 20040110855
- Publication date Jun 10, 2004
- TOKAI RUBBER INDUSTRIES, LTD.
- Hitoshi Yoshikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Elastic member of semiconductive polymer and OA equipment using the...
- Publication number 20030157369
- Publication date Aug 21, 2003
- Hitoshi Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Urethane composition for sheet transport roll, and sheet transport...
- Publication number 20020049297
- Publication date Apr 25, 2002
- TOKAI RUBBER INDUSTRIES, LTD.
- Satoshi Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Roller for office automation equipment
- Publication number 20020039955
- Publication date Apr 4, 2002
- TOKAI RUBBER INDUSTRIES, LTD.
- Kazuhiro Takeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Hitoshi Yoshikawa

Person

Patents Grantslast 30 patents

Reactive ionic liquid, and ion-immobilized metal oxide particle, io...

Conductive material, method for producing the conductive material,...

Reactive ionic liquid, and ion-immobilized metal oxide particle, io...

Conductive composition and conductive film

Conductive composition and conductive film

Reactive ionic liquid, and ion-immobilized metal oxide particle, io...

Flexible conductive material and transducer, flexible wiring board,...

Conductive crosslinked body and production process thereof, and tra...

Polymer speaker

Conductive film, and transducer and flexible wiring board using the...

Electrically conductive polymer, semiconductive composition using t...

Elastic member of semiconductive polymer and OA equipment using the...

Electrically conductive foam component

Urethane composition for sheet transport roll, and sheet transport...

Roller for office automation equipment

Conductive roll

Conductive roller

Low hardness conductive roll

Patents Applicationslast 30 patents

DIELECTRIC FILM, PROCESS FOR PRODUCING SAME, AND TRANSDUCER USING SAME

FLEXIBLE CONDUCTIVE MATERIAL AND TRANSDUCER

REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...

FLEXIBLE EXPRESSION DISPLAY DEVICE

FLEXIBLE TRANSDUCER

CONDUCTIVE MATERIAL, METHOD FOR PRODUCING THE CONDUCTIVE MATERIAL,...

CONDUCTIVE MATERIAL AND TRANSDUCER INCLUDING THE CONDUCTIVE MATERIAL

REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...

REACTIVE IONIC LIQUID, AND ION-IMMOBILIZED METAL OXIDE PARTICLE, IO...

CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM

CONDUCTIVE COMPOSITION AND CONDUCTIVE FILM

ELASTIC CONDUCTIVE MATERIAL

DIELECTRIC FILM AND TRANSDUCER INCLUDING THE SAME

POLYMER SPEAKER

FLEXIBLE CONDUCTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME, AND...

FLEXIBLE CONDUCTIVE MATERIAL AND TRANSDUCER, FLEXIBLE WIRING BOARD,...

CONDUCTIVE CROSSLINKED BODY AND PRODUCTION PROCESS THEREOF, AND TRA...

CONDUCTIVE FILM, AND TRANSDUCER AND FLEXIBLE WIRING BOARD USING THE...

DIELECTRIC FILM, PROCESS FOR PRODUCING SAME, AND TRANSDUCER USING SAME

Actuator

Elastic member of semiconductive polymer and OA equipment using the...

Electrically conductive polymer, semiconductive composition using t...

ELECTRICALLY CONDUCTIVE FOAM COMPONENT

Elastic member of semiconductive polymer and OA equipment using the...

Urethane composition for sheet transport roll, and sheet transport...

Roller for office automation equipment