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Takeshi Ishihara
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Saitama-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Microporous membrane lithium ion secondary battery and method of pr...
Patent number
11,239,530
Issue date
Feb 1, 2022
Toray Industries, Inc.
Takeshi Ishihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microporous membrane, lithium ion secondary battery and method of p...
Patent number
11,183,734
Issue date
Nov 23, 2021
Toray Industries, Inc.
Takeshi Ishihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multilayer, microporous polyolefin membrane, and production method...
Patent number
10,411,237
Issue date
Sep 10, 2019
Toray Industries, Inc.
Takeshi Ishihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyolefin microporous film and method of producing same
Patent number
9,911,956
Issue date
Mar 6, 2018
Toray Industries, Inc.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous polymeric membranes, battery separators, and production...
Patent number
9,744,500
Issue date
Aug 29, 2017
Toray Industries, Inc.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polyolefin microporous film and method for producing same
Patent number
9,624,349
Issue date
Apr 18, 2017
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous film, methods for making such film, and use for such fi...
Patent number
9,502,705
Issue date
Nov 22, 2016
Toray Battery Separator Film Co., Ltd.
Patrick Brant
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous membranes, methods for making such membranes, and the u...
Patent number
9,295,950
Issue date
Mar 29, 2016
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous membranes, methods for making such membranes, and the u...
Patent number
9,289,728
Issue date
Mar 22, 2016
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multi-layer microporous film
Patent number
9,203,071
Issue date
Dec 1, 2015
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Grant
Microporous films, methods for their production, and applications t...
Patent number
9,147,868
Issue date
Sep 29, 2015
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous film, process for production of the film, and use of th...
Patent number
9,136,517
Issue date
Sep 15, 2015
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous membranes, methods for making such membranes, and the u...
Patent number
8,951,677
Issue date
Feb 10, 2015
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Microporous membranes, methods for making these membranes, and the...
Patent number
8,846,253
Issue date
Sep 30, 2014
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Grant
Microporous membranes, methods for making such membranes, and the u...
Patent number
8,841,032
Issue date
Sep 23, 2014
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Grant
Microporous membranes and methods for producing and using such memb...
Patent number
8,709,641
Issue date
Apr 29, 2014
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multi-layer microporous film
Patent number
8,338,020
Issue date
Dec 25, 2012
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
POROUS POLYOLEFIN FILM
Publication number
20210115206
Publication date
Apr 22, 2021
TORAY INDUSTRIES, INC.
Naoki Toyota
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MICROPOROUS MEMBRANE LITHIUM ION SECONDARY BATTERY AND METHOD OF PR...
Publication number
20190252664
Publication date
Aug 15, 2019
TORAY INDUSTRIES, INC.
Takeshi Ishihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MICROPOROUS MEMBRANE, LITHIUM ION SECONDARY BATTERY AND METHOD OF P...
Publication number
20190198836
Publication date
Jun 27, 2019
TORAY INDUSTRIES, INC.
Takeshi Ishihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POLYOLEFIN MICROPOROUS FILM AND METHOD OF PRODUCING SAME
Publication number
20170179457
Publication date
Jun 22, 2017
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTILAYER, MICROPOROUS POLYOLEFIN MEMBRANE, AND PRODUCTION METHOD...
Publication number
20160118639
Publication date
Apr 28, 2016
Toray Battery Separator Film Co., Ltd.
Takeshi ISHIHARA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYOLEFIN MICROPOROUS FILM AND METHOD FOR PRODUCING SAME
Publication number
20150005405
Publication date
Jan 1, 2015
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTILAYER MICROPOROUS FILM, PROCESS FOR PRODUCTION OF THE FILM, AN...
Publication number
20130344375
Publication date
Dec 26, 2013
TORAY BATTERY SEPARATOR FILM CO., LTD.
Patrick Brant
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS POLYMERIC MEMBRANE, BATTERY SEPARATOR, AND BATTERY
Publication number
20130309548
Publication date
Nov 21, 2013
Toray Battery Separator Film Co., Ltd.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS MEMBRANE, METHOD FOR PRODUCING SAME, AND BATTERY SEPARA...
Publication number
20130302696
Publication date
Nov 14, 2013
TORAY BATTERY SEPARATOR FILM CO., LTD.
Takeshi Ishihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROPOROUS FILM, METHODS FOR MAKING SUCH FILM, AND USE FOR SUCH FI...
Publication number
20130288102
Publication date
Oct 31, 2013
Toray Battery Separator Film Co., Ltd.
Patrick Brant
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS FILM, PROCESS FOR PRODUCTION OF THE FILM, AND USE OF TH...
Publication number
20130164598
Publication date
Jun 27, 2013
TORAY BATTERY SEPARATOR FILM CO., LTD.
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE U...
Publication number
20120088149
Publication date
Apr 12, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE U...
Publication number
20120082899
Publication date
Apr 5, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MULTI-LAYER MICROPOROUS FILM
Publication number
20120077073
Publication date
Mar 29, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MULTI-LAYER MICROPOROUS FILM
Publication number
20120077072
Publication date
Mar 29, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING THESE MEMBRANES, AND THE...
Publication number
20120070748
Publication date
Mar 22, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROPOROUS MEMBRANES AND METHODS FOR MAKING AND USING SUCH MEMBRANES
Publication number
20120040232
Publication date
Feb 16, 2012
Toray Tonen Specialty Separator Godo Kaisha
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE U...
Publication number
20120034518
Publication date
Feb 9, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE U...
Publication number
20120034519
Publication date
Feb 9, 2012
Toray Tonen Speciality Separator Godo Kaisha
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE U...
Publication number
20120028131
Publication date
Feb 2, 2012
Toray Tonen Specialty Separator Godo Kaisha
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMB...
Publication number
20120028101
Publication date
Feb 2, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MICROPOROUS POLYMERIC MEMBRANES, BATTERY SEPARATORS, AND PRODUCTION...
Publication number
20120028102
Publication date
Feb 2, 2012
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Microporous Films, Methods for Their Production, and Applications T...
Publication number
20110003178
Publication date
Jan 6, 2011
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Microporous Polymeric Membrane, Battery Separator, and Battery
Publication number
20100297491
Publication date
Nov 25, 2010
Takeshi Ishihara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Catalyst for hydrogenating dicarboxylic acids
Publication number
20010021781
Publication date
Sep 13, 2001
Nagato Hamashima
C07 - ORGANIC CHEMISTRY