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Yoshiho Sonobe
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Bridged metallocene compound, olefin polymerization catalyst contai...
Patent number
8,785,574
Issue date
Jul 22, 2014
Mitsui Chemicals, Inc.
Hideki Bando
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ethylene-based resin and molded object obtained therefrom
Patent number
7,858,723
Issue date
Dec 28, 2010
Mitsui Chemicals, Inc.
Yasuo Satoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-based polymer microparticles, functional group-containing...
Patent number
7,601,423
Issue date
Oct 13, 2009
Mitsui Chemicals, Inc.
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Magnesium-containing carrier component and application to olefin po...
Patent number
7,528,091
Issue date
May 5, 2009
Mitsui Chemicals, Inc.
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Magnesium-containing carrier components and application thereof to...
Patent number
7,253,132
Issue date
Aug 7, 2007
Mitsui Chemicals, Inc.
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylened polymer and molded object obtained therefrom
Patent number
7,208,559
Issue date
Apr 24, 2007
Mitsui Chemicals, Inc.
Yasuo Satoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Olefin polymerization catalyst and process for producing olefin pol...
Patent number
6,897,176
Issue date
May 24, 2005
Mitsui Chemicals, Inc.
Yasushi Nakayama
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
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
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 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
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
Polyimide and high-temperature adhesive of polyimide
Patent number
5,278,276
Issue date
Jan 11, 1994
Mitsui Toatsu Chemicals, Incorporated
Masahiro Ohta
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Propylene copolymer
Patent number
5,219,968
Issue date
Jun 15, 1993
Mitsui Toatsu Chemicals, Inc.
Tetsunosuke Shiomura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide and high-temperature adhesive of polyimide
Patent number
5,205,894
Issue date
Apr 27, 1993
Mitsui Toatsu Chemicals, Inc.
Masahiro Ohta
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide and high-temperature adhesive of polyimide based on meta-...
Patent number
5,087,689
Issue date
Feb 11, 1992
Mitsui Toatsu Chemicals, Inc.
Masahiro Ohta
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymide for high-temperature adhesive
Patent number
4,959,440
Issue date
Sep 25, 1990
Mitsui Toatsu Chemicals, Inc.
Shoji Tamai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing isocyanurate ring-containing materials
Patent number
4,937,339
Issue date
Jun 26, 1990
Mitsui Toatsu Chemicals, Incorporated
Tetsunosuke Shiomura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing thermosetting resins
Patent number
4,865,795
Issue date
Sep 12, 1989
Mitsui Toatsu Chemicals, Incorporated
Tetsunosuke Shiomura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide and high-temperature adhesive of polyimide from meta subs...
Patent number
4,847,349
Issue date
Jul 11, 1989
Mitsui Toatsu Chemicals, Inc.
Masahiro Ohta
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyr...
Patent number
4,797,466
Issue date
Jan 10, 1989
Mitsui Toatsu Chemicals, Inc.
Hideaki Oikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide from ether diamine having the indane structure and high-t...
Patent number
4,734,482
Issue date
Mar 29, 1988
Mitsui Toatsu Chemicals, Inc.
Shoji Tamai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
BRIDGED METALLOCENE COMPOUND, OLEFIN POLYMERIZATION CATALYST CONTAI...
Publication number
20140114031
Publication date
Apr 24, 2014
Prime Polymer Co., Ltd.
Hideki BANDO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Ethylene-Based Resin and Molded Object Obtained Therefrom
Publication number
20080090983
Publication date
Apr 17, 2008
Yasuo Satoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylene-Based Polymer Microparticles, Functional Group-Containing...
Publication number
20080044655
Publication date
Feb 21, 2008
MITSUI CHEMICALS, INC.
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Magnesium-containing carrier component and application to olefin po...
Publication number
20080015401
Publication date
Jan 17, 2008
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Magnesium-containing carrier components and application thereof to...
Publication number
20060155083
Publication date
Jul 13, 2006
Mitsui Chemicals, Inc.
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylened polymer and molded object obtained therefrom
Publication number
20060135712
Publication date
Jun 22, 2006
Yasuo Satoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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-...
Information
Patent Application
Olefin polymerization catalyst and process for produing Olefin poly...
Publication number
20020169072
Publication date
Nov 14, 2002
Yasushi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...