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Koichiro WATANABE
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Niihama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing separator web, method for manufacturing se...
Patent number
10,665,838
Issue date
May 26, 2020
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Heating roller and film production method
Patent number
10,563,299
Issue date
Feb 18, 2020
Sumitomo Chemical Company, Limited
Akihiko Shin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Gravure roll, method of fabricating a separator, and separator
Patent number
10,403,873
Issue date
Sep 3, 2019
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method for producing separator and method for slitting separator or...
Patent number
10,307,925
Issue date
Jun 4, 2019
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Nonaqueous electrolyte secondary battery separator heating device a...
Patent number
10,263,232
Issue date
Apr 16, 2019
Sumitomo Chemical Company, Limited
Akihiko Shin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing laminated porous film
Patent number
10,217,982
Issue date
Feb 26, 2019
Sumitomo Chemical Company, Limited
Hirohiko Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Roll member, coating device, separator production device, and secon...
Patent number
10,179,341
Issue date
Jan 15, 2019
Sumitomo Chemical Company, Limited
Koichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-layered porous film and nonaqueous-electrolyte secondary battery
Patent number
10,141,555
Issue date
Nov 27, 2018
Sumitomo Chemical Company, Limited
Koichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing separator film
Patent number
10,056,591
Issue date
Aug 21, 2018
Sumitomo Chemical Company, Limited
Jian Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing separator and method for slitting
Patent number
9,931,756
Issue date
Apr 3, 2018
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Method for producing laminated porous film
Patent number
9,673,434
Issue date
Jun 6, 2017
Sumitomo Chemical Company, Limited
Hirohiko Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Roll member, coating device, separator production device, and secon...
Patent number
9,656,285
Issue date
May 23, 2017
Sumitomo Chemical Company, Limited
Koichiro Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coating method and coating apparatus
Patent number
8,197,900
Issue date
Jun 12, 2012
Sumitomo Chemical Company, Limited
Yasuo Shinohara
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Patents Applications
last 30 patents
Information
Patent Application
FILM PRODUCTION APPARATUS, FILM ROLL PRODUCTION APPARATUS, FILM PRO...
Publication number
20180264501
Publication date
Sep 20, 2018
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
METHOD FOR PRODUCING SEPARATOR AND METHOD FOR SLITTING SEPARATOR OR...
Publication number
20180169881
Publication date
Jun 21, 2018
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
METHOD FOR MANUFACTURING SEPARATOR WEB, METHOD FOR MANUFACTURING SE...
Publication number
20170307542
Publication date
Oct 26, 2017
Sumitomo Chemical Company, Limited
Koichiro WATANABE
G01 - MEASURING TESTING
Information
Patent Application
ROLL MEMBER, COATING DEVICE, SEPARATOR PRODUCTION DEVICE, AND SECON...
Publication number
20170282204
Publication date
Oct 5, 2017
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
EXPANDER DEVICE, POROUS FILM PRODUCTION APPARATUS, AND POROUS FILM...
Publication number
20170244084
Publication date
Aug 24, 2017
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
EXPANDER DEVICE, POROUS FILM PRODUCING APPARATUS, AND POROUS FILM P...
Publication number
20170239878
Publication date
Aug 24, 2017
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MULTI-LAYERED POROUS FILM AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY
Publication number
20170237056
Publication date
Aug 17, 2017
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING LAMINATED POROUS FILM
Publication number
20170229696
Publication date
Aug 10, 2017
Sumitomo Chemical Company, Limited
Hirohiko HASEGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING FUNCTIONAL FILM, APPARATUS FOR PRODUCING FUNCT...
Publication number
20170179452
Publication date
Jun 22, 2017
Sumitomo Chemical Company, Limited
Jian WANG
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
HEATING ROLLER AND FILM PRODUCTION METHOD
Publication number
20170145559
Publication date
May 25, 2017
Sumitomo Chemical Company, Limited
Akihiko SHIN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
FILM HEATING DEVICE AND FILM PRODUCTION METHOD
Publication number
20170145558
Publication date
May 25, 2017
Sumitomo Chemical Company, Limited
Akihiko SHIN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING SEPARATOR AND METHOD FOR SLITTING
Publication number
20160325446
Publication date
Nov 10, 2016
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
METHOD FOR PRODUCING SEPARATOR AND METHOD FOR SLITTING
Publication number
20160322619
Publication date
Nov 3, 2016
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
GRAVURE ROLL, METHOD OF FABRICATING A SEPARATOR, AND SEPARATOR
Publication number
20160226047
Publication date
Aug 4, 2016
Sumitomo Chemical Company, Limited
Koichiro WATANABE
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
ROLL MEMBER, COATING DEVICE, SEPARATOR PRODUCTION DEVICE, AND SECON...
Publication number
20150202647
Publication date
Jul 23, 2015
Sumitomo Chemical Company, Limited
Koichiro Watanabe
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
METHOD FOR PRODUCING LAMINATED POROUS FILM
Publication number
20140161967
Publication date
Jun 12, 2014
SUMITOMO CHEMICAL COMPANY, LIMITED
Hirohiko Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTE...
Publication number
20110159347
Publication date
Jun 30, 2011
Yasuyuki Shibano
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
COATING METHOD AND COATING APPARATUS
Publication number
20090252878
Publication date
Oct 8, 2009
Sumitomo Chemical Company, Limited
Yasuo SHINOHARA
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...