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Patents Grants
last 30 patents
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
9,617,350
Issue date
Apr 11, 2017
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
9,611,333
Issue date
Apr 4, 2017
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
9,534,061
Issue date
Jan 3, 2017
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low-substituted hydroxypropylcellulose powder
Patent number
9,068,021
Issue date
Jun 30, 2015
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
8,865,889
Issue date
Oct 21, 2014
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
8,853,388
Issue date
Oct 7, 2014
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for producing a low-substituted hydroxypropylcellulose powder
Patent number
8,519,120
Issue date
Aug 27, 2013
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solid dosage form comprising solid dispersion
Patent number
8,343,548
Issue date
Jan 1, 2013
Shin-Etsu Chemical Co., Ltd.
Fumie Kusaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solid dosage form comprising solid dispersion
Patent number
8,343,547
Issue date
Jan 1, 2013
Shin-Etsu Chemical Co., Ltd.
Takafumi Hoshino
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Methods for preparing alkali cellulose and cellulose ether
Patent number
8,017,766
Issue date
Sep 13, 2011
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low-substituted hydroxypropyl cellulose and agent serving both as b...
Patent number
7,009,046
Issue date
Mar 7, 2006
Shin-Etsu Chemical Co. Ltd.
Naosuke Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the formation of low-substituted hydroxypropyl cellulose...
Patent number
6,602,995
Issue date
Aug 5, 2003
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low-substituted hydroxypropyl cellulose and process for producing same
Patent number
6,525,192
Issue date
Feb 25, 2003
Shin-Etu Chemical Co., Ltd.
Sakae Obara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Siloxane-containing pullulan and method for the preparation thereof
Patent number
5,583,244
Issue date
Dec 10, 1996
Shin-Etsu Chemical Co., Ltd.
Satoshi Uchida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
LOW-SUBSTITUTED HYDROXYPROPYLCELLULOSE POWDER
Publication number
20130316176
Publication date
Nov 28, 2013
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Low-substituted hydroxypropylcellulose powder and method for produc...
Publication number
20080039621
Publication date
Feb 14, 2008
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Solid dosage form comprising solid dispersion and method for produc...
Publication number
20080038339
Publication date
Feb 14, 2008
Shin-Etsu Chemical Co., Ltd.
Takafumi Hoshino
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Solid dosage form of enteric solid dispersion and method for produc...
Publication number
20080038340
Publication date
Feb 14, 2008
Shin-Etsu Chemical Co., Ltd.
Fumie Kusaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHODS FOR PREPARING ALKALI CELLULOSE AND CELLULOSE ETHER
Publication number
20070149773
Publication date
Jun 28, 2007
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR PREPARING ALKALI CELLULOSE AND CELLULOSE ETHER
Publication number
20070149772
Publication date
Jun 28, 2007
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR PREPARING ALKALI CELLULOSE AND CELLULOSE ETHER
Publication number
20070149771
Publication date
Jun 28, 2007
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR PREPARING ALKALI CELLULOSE AND CELLULOSE ETHER
Publication number
20070149774
Publication date
Jun 28, 2007
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR PREPARING ALKALI CELLULOSE AND CELLULOSE ETHER
Publication number
20070144692
Publication date
Jun 28, 2007
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods for preparing alkali cellulose and cellulose ether
Publication number
20060287518
Publication date
Dec 21, 2006
Shin-Etsu Chemical Co., Ltd.
Mitsuo Narita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Low-substituted hydroxypropyl cellulose and process for producing same
Publication number
20030125543
Publication date
Jul 3, 2003
SAKAE OBARA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Low-substituted hydroxypropyl cellulose and agent serving both as b...
Publication number
20030108604
Publication date
Jun 12, 2003
Shin-Etsu Chemical Co., Ltd.
Naosuke Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LOW-SUBSTITUTED HYDROXYPROPYL CELLULOSE AND PROCESS FOR PRODUCING SAME
Publication number
20020016452
Publication date
Feb 7, 2002
SAKAE OBARA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for the formation of low-substituted hydroxypropyl cellulose...
Publication number
20010009961
Publication date
Jul 26, 2001
Naosuke Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...