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Akihiro Kuwana
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Patents Grants
last 30 patents
Information
Patent Grant
Polyorganosilsesquioxane, hard coat film, adhesive sheet, and laminate
Patent number
11,560,453
Issue date
Jan 24, 2023
Daicel Corporation
Akihiro Kuwana
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyorganosilsesquioxane, hard coat film, adhesive sheet, and laminate
Patent number
11,111,337
Issue date
Sep 7, 2021
Daicel Corporation
Akihiro Kuwana
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propane production method and propane production apparatus
Patent number
10,364,199
Issue date
Jul 30, 2019
Sumitomo Seika Chemicals Co., Ltd.
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing paraffins
Patent number
9,862,656
Issue date
Jan 9, 2018
Sumitomo Seika Chemicals Co., Ltd.
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Curable resin composition and cured product thereof, encapsulating...
Patent number
9,447,277
Issue date
Sep 20, 2016
Daicel Corporation
Shigeaki Kamuro
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for separating imide compounds
Patent number
7,285,684
Issue date
Oct 23, 2007
Daicel Chemical Industries, Ltd.
Hiroyuki Miura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purified 3,4-epoxycyclohexyl methyl (meth)acrylate, a process for t...
Patent number
5,446,176
Issue date
Aug 29, 1995
Daicel Chemical Industries, Ltd.
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purified 3,4-epoxycyclohexyl (methyl)acrylate, a process for the pr...
Patent number
5,426,193
Issue date
Jun 20, 1995
Daicel Chemical Industries, Inc.
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purified 3,4-epoxycyclohexyl methyl(meth)acrylate, a process for th...
Patent number
5,382,676
Issue date
Jan 17, 1995
Daicel Chemical Industries, Ltd.
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
POLYORGANOSILSESQUIOXANE, HARD COAT FILM, ADHESIVE SHEET, AND LAMINATE
Publication number
20220002494
Publication date
Jan 6, 2022
Daicel Corporation
Akihiro KUWANA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CELLULOSE ACETATE AND METHOD FOR PRODUCING CELLULOSE ACETATE
Publication number
20210171663
Publication date
Jun 10, 2021
DAICEL CORPORATION
Akihiro KUWANA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CELLULOSE ACETATE, AND METHOD AND DEVICE FOR PRODUCING CELLULOSE AC...
Publication number
20210017296
Publication date
Jan 21, 2021
Daicel Corporation
Akihiro KUWANA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYORGANOSILSESQUIOXANE, HARD COAT FILM, ADHESIVE SHEET, AND LAMINATE
Publication number
20180282485
Publication date
Oct 4, 2018
Daicel Corporation
Akihiro KUWANA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CELLULOSE ACETATE, AND METHOD AND DEVICE FOR PRODUCING CELLULOSE AC...
Publication number
20180282434
Publication date
Oct 4, 2018
DAICEL CORPORATION
Akihiro KUWANA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROPANE PRODUCTION METHOD AND PROPANE PRODUCTION APPARATUS
Publication number
20170349506
Publication date
Dec 7, 2017
SUMITOMO SEIKA CHEMICALS CO., LTD.
Akihiro KUWANA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYORGANOSILSESQUIOXANE, HARD COAT FILM, ADHESIVE SHEET, AND LAMINATE
Publication number
20160297933
Publication date
Oct 13, 2016
DAICEL CORPORATION
Akihiro KUWANA
B32 - LAYERED PRODUCTS
Information
Patent Application
CURABLE RESIN COMPOSITION AND CURED PRODUCT THEREOF, ENCAPSULATING...
Publication number
20150126700
Publication date
May 7, 2015
DAICEL CORPORATION
Shigeaki Kamuro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING PARAFFINS AND APPARATUS FOR PRODUCING PARAFFINS
Publication number
20140378721
Publication date
Dec 25, 2014
Akihiro Kuwana
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method of separating imide compound
Publication number
20020169331
Publication date
Nov 14, 2002
Hiroyuki Miura
C07 - ORGANIC CHEMISTRY