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Tsukuba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing fatty acid esters and fuels comprising fatty...
Patent number
6,818,026
Issue date
Nov 16, 2004
Sumitomo Chemical Company, Limited
Tatsuo Tateno
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method and apparatus for preparing fatty acid esters
Patent number
6,812,359
Issue date
Nov 2, 2004
Sumitomo Chemical Company, Limited
Fumisato Goto
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method for preparing fatty acid esters from seeds or fruits
Patent number
6,570,030
Issue date
May 27, 2003
Sumitomo Chemical Company, Limited
Fumisato Goto
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for producing olefin polymers, olefin-polymerizing catalyst...
Patent number
6,337,377
Issue date
Jan 8, 2002
Sumitomo Chemical Company, Ltd.
Takeshi Ebara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing alkyl-substituted hydroquinones
Patent number
6,303,801
Issue date
Oct 16, 2001
Sumitomo Chemical Company, Limited
Tomoyuki Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing fatty acid esters and fuel comprising fatty ac...
Patent number
6,187,939
Issue date
Feb 13, 2001
Sumitomo Chemical Company, Limited
Toshio Sasaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing olefin polymers, olefin-polymerizing catalyst...
Patent number
6,127,303
Issue date
Oct 3, 2000
Sumitomo Chemical Company, Limited
Takeshi Ebara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
.alpha.-olefin polymers, .alpha.-olefin-polymerizing catalyst and p...
Patent number
6,103,841
Issue date
Aug 15, 2000
Sumitomo Chemical Company, Limited
Takeshi Ebara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing hydrogen peroxide
Patent number
5,965,101
Issue date
Oct 12, 1999
Sumitomo Chemical Company, Limited
Fumisato Goto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing epoxidized product of olefins
Patent number
5,840,934
Issue date
Nov 24, 1998
Sumitomo Chemical Company, Limited
Fumisato Goto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ethylene-.alpha.-olefin copolymer and molded article thereof
Patent number
5,700,895
Issue date
Dec 23, 1997
Sumitomo Chemical Company, Limited
Yuji Kanda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-.alpha.-olefin copolymer and a molded article therefor
Patent number
5,602,223
Issue date
Feb 11, 1997
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for polymerizing ethylene at high temperature under high pr...
Patent number
5,508,364
Issue date
Apr 16, 1996
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Powder molding process using a thermoplastic elastomer powder
Patent number
5,470,900
Issue date
Nov 28, 1995
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Liquid catalyst component, catalyst system containing the same, and...
Patent number
5,378,778
Issue date
Jan 3, 1995
Sumitomo Chemical Company, Limited
Hirofumi Johoji
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymer
Patent number
5,258,474
Issue date
Nov 2, 1993
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing ethylene-.alpha.-olefin copolymers
Patent number
5,258,476
Issue date
Nov 2, 1993
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymer
Patent number
5,215,951
Issue date
Jun 1, 1993
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymers
Patent number
5,189,124
Issue date
Feb 23, 1993
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Olefin polymerization catalyst and process for producing ethylene c...
Patent number
5,166,280
Issue date
Nov 24, 1992
Sumitomo Chemical Company, Limited
Yoshihiro Miyoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solid catalyst component for use in polymerization of .alpha.-olefins
Patent number
5,143,880
Issue date
Sep 1, 1992
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Liquid catalyst component, catalyst system containing said componen...
Patent number
5,134,104
Issue date
Jul 28, 1992
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Olefin polymerization catalyst and process for producing ethylene c...
Patent number
5,077,250
Issue date
Dec 31, 1991
Sumitomo Chemical Company, Limited
Yoshihiro Miyoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing granular thermoplastic elastomer and granular...
Patent number
5,051,484
Issue date
Sep 24, 1991
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Liquid catalyst component, catalyst system containing said componen...
Patent number
5,039,766
Issue date
Aug 13, 1991
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst system for olefin polymerization and method for production...
Patent number
5,026,889
Issue date
Jun 25, 1991
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing highly stereospecific .alpha.-olefin polymers
Patent number
5,023,223
Issue date
Jun 11, 1991
Sumitomo Chemical Company, Limited
Takeshi Ebara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing solid catalyst for use in polymerization of o...
Patent number
4,983,561
Issue date
Jan 8, 1991
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solid catalyst component for olefin polymerization
Patent number
4,940,682
Issue date
Jul 10, 1990
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solid catalyst component for olefin copolymerization and process fo...
Patent number
4,916,099
Issue date
Apr 10, 1990
Sumitomo Chemical Company, Limited
Toshio Sasaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for preparing fatty acid esters
Publication number
20030065202
Publication date
Apr 3, 2003
Fumisato Goto
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Method for preparing fatty acid esters from seeds or fruits
Publication number
20020077492
Publication date
Jun 20, 2002
Fumisato Goto
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Process for producing fatty acid esters and fuels comprising fatty...
Publication number
20010042340
Publication date
Nov 22, 2001
Tatsuo Tateno
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...