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Masahiro Kouno
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Poly (alkylene oxide) prepared in the presence of a phosphazenium s...
Patent number
6,936,684
Issue date
Aug 30, 2005
Mitsui Toatsu Chemicals, Incorporated
Tadahito Nobori
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing poly(alkylene oxide) in the presence of a pho...
Patent number
6,664,365
Issue date
Dec 16, 2003
Tadahito Nobori
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for production of propylene oxide/ethylene oxide block copo...
Patent number
6,022,945
Issue date
Feb 8, 2000
Mitsui Chemicals, Inc.
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Phosphazenium salt and preparation process thereof, and process for...
Patent number
5,990,352
Issue date
Nov 23, 1999
Mitsui Chemicals, Inc.
Tadahito Nobori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymerization catalyst for alkylene oxide compound and production...
Patent number
5,952,457
Issue date
Sep 14, 1999
Mitsui Chemicals, Inc.
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Syndiotactic polypropylene wax, production process thereof, and hea...
Patent number
5,677,409
Issue date
Oct 14, 1997
Mitsui Toatsu Chemicals, Inc.
Norihide Inoue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Syndiotactic polypropylene wax, production process thereof, and hea...
Patent number
5,658,999
Issue date
Aug 19, 1997
Mitsui Toatsu Chemicals, Inc.
Norihide Inoue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing ethylene copolymer
Patent number
5,652,315
Issue date
Jul 29, 1997
Mitsui Toatsu Chemicals, Inc.
Norihide Inoue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of polymerizing an olefin using a novel transition metal com...
Patent number
5,439,994
Issue date
Aug 8, 1995
Mitsui Toatsu Chemicals, Inc.
Norihide Inoue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing syndiotactic polypropylene
Patent number
5,428,121
Issue date
Jun 27, 1995
Mitsui Toatsu Chemicals, Inc.
Tadashi Asanuma
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal compound having two transition metal atoms in one...
Patent number
5,359,102
Issue date
Oct 25, 1994
Mitsui Toatsu Chemicals, Incorporated
Norihide Inoue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aromatic polyamide molded article having storage modulus
Patent number
4,921,933
Issue date
May 1, 1990
Mitsui Toatsu Chemicals, Incorporated
Masanori Osawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic preparation of polyamide or polyamide-polymide with N,N'-...
Patent number
4,795,795
Issue date
Jan 3, 1989
Mitsui Toatsu Chemicals, Incorporated
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation process of heat-resistant polymers from polycarboxylic...
Patent number
4,785,069
Issue date
Nov 15, 1988
Mitsui Toatsu Chemicals, Incorporated
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heat resistant organic synthetic fibers and process for producing t...
Patent number
4,758,649
Issue date
Jul 19, 1988
Kuraray Co., Ltd.
Shoji Asano
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Preparation process of heat-resistant polymers from polycarboxcylic...
Patent number
4,736,008
Issue date
Apr 5, 1988
Mitsui Toatsu Chemicals, Incorporated
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for polymerizing .alpha.-olefins
Patent number
4,282,114
Issue date
Aug 4, 1981
Mitsui Toatsu Chemicals, Inc.
Akira Ito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Poly (alkylene oxide) prepared in the presence of a phosphazenium s...
Publication number
20030225244
Publication date
Dec 4, 2003
Mitsui Chemicals, Inc.
Tadahito Nobori
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING POLY (ALKYLENE OXIDE) IN THE PRESENCE OF A PH...
Publication number
20030105361
Publication date
Jun 5, 2003
TADAHITO NOBORI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...