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Patents Grants
last 30 patents
Information
Patent Grant
Optically active 3,3'-disilylbinaphthol derivatives
Patent number
4,798,903
Issue date
Jan 17, 1989
Toyo Stauffer Chemical Co., Ltd.
Hisashi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cylinder for metal organic chemical vapor deposition
Patent number
4,734,999
Issue date
Apr 5, 1988
Toyo Stauffer Chemical Co., Ltd.
Masao Fujisawa
C30 - CRYSTAL GROWTH
Information
Patent Grant
Preparing method of optically active ketones
Patent number
4,628,120
Issue date
Dec 9, 1986
Toyo Stauffer Chemical Co., Ltd.
Genichi Tsuchihashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing optically active ketones
Patent number
4,604,486
Issue date
Aug 5, 1986
Toyo Stauffer Chemical Co., Ltd.
Genichi Tsuchihashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Manufacturing process of .beta.-acylenamine
Patent number
4,556,515
Issue date
Dec 3, 1985
Toyo Stauffer Chemical Co., Ltd.
Hisashi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalytic component for polymerization of .alpha.-olefin and method...
Patent number
4,525,558
Issue date
Jun 25, 1985
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for homo- or co-polymerization of .alpha.-olefin
Patent number
4,463,145
Issue date
Jul 31, 1984
Toyo Stauffer Chemical Co., Ltd.
Yoichi Sunada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic component for polymerization of .alpha.-olefin and method...
Patent number
4,442,225
Issue date
Apr 10, 1984
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic component for polymerization of .alpha.-olefin and method...
Patent number
4,442,224
Issue date
Apr 10, 1984
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic component for polymerization of .alpha.-olefin and method...
Patent number
4,439,541
Issue date
Mar 27, 1984
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic component for polymerization of .alpha.-olefin and method...
Patent number
4,439,539
Issue date
Mar 27, 1984
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and homo- or co-polymeriza...
Patent number
4,434,081
Issue date
Feb 28, 1984
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalytic component for polymerizing .alpha.-olefin and method for...
Patent number
4,416,799
Issue date
Nov 22, 1983
Toyo Stauffer Chemical Co., Ltd.
Masaru Takitani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High activity supported catalytic components and method for homo- o...
Patent number
4,415,713
Issue date
Nov 15, 1983
Toyo Stauffer Chemical Co., Ltd.
Shoichi Tokunaga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,361,498
Issue date
Nov 30, 1982
Toyo Stauffer Chemical Co., Ltd.
Yoichi Sunada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,329,251
Issue date
May 11, 1982
Toyo Stauffer Chemical Co., Ltd.
Yoichi Sunada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,316,975
Issue date
Feb 23, 1982
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,315,090
Issue date
Feb 9, 1982
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- of co...
Patent number
4,284,525
Issue date
Aug 18, 1981
Toyo Stauffer Chemical Co., Ltd.
Yoichi Sunada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,251,388
Issue date
Feb 17, 1981
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo-or co-...
Patent number
4,235,745
Issue date
Nov 25, 1980
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Titanium trichloride catalytic component and method for homo- or co...
Patent number
4,222,894
Issue date
Sep 16, 1980
Toyo Stauffer Chemical Co., Ltd.
Yoshikazu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of preparing the catalyst component for .alpha.-olefin polym...
Patent number
4,098,907
Issue date
Jul 4, 1978
Toyo Stauffer Chemical Co., Ltd.
Shoichi Tokunaga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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last 30 patents
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