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Yoshihito YAMAUCHI
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Poly(vinyl alcohol)-based resin, dispersing agent and dispersing ag...
Patent number
11,492,553
Issue date
Nov 8, 2022
Mitsubishi Chemical Corporation
Yusuke Muramatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Packaging bag, and method for storing melt-processable polyvinyl al...
Patent number
10,815,039
Issue date
Oct 27, 2020
Mitsubishi Chemical Corporation
Yoshihito Yamauchi
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING POLYVINYL ALCOHOL RESIN
Publication number
20230002519
Publication date
Jan 5, 2023
MITSUBISHI CHEMICAL CORPORATION
Yoshihito YAMAUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYVINYL ALCOHOL-BASED RESIN, METHOD FOR PRODUCING POLYVINYL ALCOH...
Publication number
20220010043
Publication date
Jan 13, 2022
MITSUBISHI CHEMICAL CORPORATION
Yoshihito YAMAUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYVINYL ALCOHOL-BASED RESIN, METHOD FOR PRODUCING POLYVINYL ALCOH...
Publication number
20210395409
Publication date
Dec 23, 2021
MITSUBISHI CHEMICAL CORPORATION
Junki FUKUDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLY(VINYL ALCOHOL)-BASED RESIN, DISPERSING AGENT AND DISPERSING AG...
Publication number
20200078754
Publication date
Mar 12, 2020
MITSUBISHI CHEMICAL CORPORATION
Yusuke MURAMATSU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PACKAGING BAG, AND METHOD FOR STORING MELT-PROCESSABLE POLYVINYL AL...
Publication number
20180346214
Publication date
Dec 6, 2018
The Nippon Synthetic Chemical Industry Co., Ltd.
Yoshihito YAMAUCHI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL