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Kenichi Fukukawa
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polyamic acid, varnish containing same, film, touch panel display,...
Patent number
11,945,911
Issue date
Apr 2, 2024
Mitsui Chemicals, Inc.
Masaki Okazaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Medical film and method for producing same, medical coating composi...
Patent number
11,198,280
Issue date
Dec 14, 2021
Mitsui Chemicals, Inc.
Kenichi Fukukawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Block polyimide, block polyamide acid imide and use thereof
Patent number
10,351,673
Issue date
Jul 16, 2019
Mitsui Chemicals, Inc.
Kenichi Fukukawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyamic acid, varnish comprising same and polyimide film
Patent number
9,902,810
Issue date
Feb 27, 2018
Mitsui Chemicals, Inc.
Tatsuhiro Urakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyamic acid, varnish containing same, and polyimide film
Patent number
9,856,399
Issue date
Jan 2, 2018
Mitsui Chemicals, Inc.
Kenichi Fukukawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Transparent polyimide and precursor thereof
Patent number
9,850,346
Issue date
Dec 26, 2017
Mitsui Chemicals, Inc.
Kenichi Fukukawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyamic acid and polyimide, processes for the production of same,...
Patent number
9,752,030
Issue date
Sep 5, 2017
Mitsui Chemicals, Inc.
Kenichi Fukukawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Polyimide composite material and film thereof
Patent number
9,540,487
Issue date
Jan 10, 2017
Mitsui Chemicals, Inc.
Kenichi Fukukawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Low-thermal-expansion block polyimide, precursor thereof, and use t...
Patent number
9,339,992
Issue date
May 17, 2016
Mitsui Chemicals, Inc.
Kenichi Fukukawa
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
POLYIMIDE FILM, POLYAMIDE ACID AND VARNISH CONTAINING SAME, AND POL...
Publication number
20220372226
Publication date
Nov 24, 2022
Mitsui Chemicals, Inc.
Kenichi FUKUKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLEXIBLE ELECTRONIC ELEMENT SUBSTRATE, ORGANIC THIN FILM SOLAR CELL...
Publication number
20210328162
Publication date
Oct 21, 2021
Riken
Kenjiro FUKUDA
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
POLYAMIC ACID, VARNISH CONTAINING SAME, FILM, TOUCH PANEL DISPLAY,...
Publication number
20210261732
Publication date
Aug 26, 2021
Mitsui Chemicals, Inc.
Masaki OKAZAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MEDICAL FILM AND METHOD FOR PRODUCING SAME, MEDICAL COATING COMPOSI...
Publication number
20200129377
Publication date
Apr 30, 2020
Mitsui Chemicals, Inc.
Kenichi Fukukawa
B32 - LAYERED PRODUCTS
Information
Patent Application
BLOCK POLYIMIDE, BLOCK POLYAMIDE ACID IMIDE AND USE THEREOF
Publication number
20170240705
Publication date
Aug 24, 2017
Mitsui Chemicals, Inc.
Kenichi FUKUKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRANSPARENT POLYIMIDE AND PRECURSOR THEREOF
Publication number
20160115276
Publication date
Apr 28, 2016
Mitsui Chemicals, Inc.
Kenichi FUKUKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BLOCK POLYIMIDE, BLOCK POLYAMIDE ACID IMIDE AND USE THEREOF
Publication number
20160075830
Publication date
Mar 17, 2016
Mitsui Chemicals, Inc.
Kenichi FUKUKAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYAMIC ACID, VARNISH CONTAINING SAME, AND POLYIMIDE FILM
Publication number
20160053135
Publication date
Feb 25, 2016
Mitsui Chemical, Inc.
Kenichi FUKUKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYAMIC ACID, VARNISH COMPRISING SAME AND POLYIMIDE FILM
Publication number
20160032055
Publication date
Feb 4, 2016
MITSUI CHEMICALS., INC.
Tatsuhiro URAKAMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LOW-THERMAL-EXPANSION BLOCK POLYIMIDE, PRECURSOR THEREOF, AND USE T...
Publication number
20120021234
Publication date
Jan 26, 2012
Mitsui Chemicals, Inc.
Kenichi Fukukawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYAMIC ACID AND POLYIMIDE, PROCESSES FOR THE PRODUCTION OF SAME,...
Publication number
20110318588
Publication date
Dec 29, 2011
Mitsu Chemicals Inc,
Kenichi Fukukawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYIMIDE COMPOSITE MATERIAL AND FILM THEREOF
Publication number
20100304160
Publication date
Dec 2, 2010
Mitsui Chemicals, Inc.
Kenichi Fukukawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...