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Hiroshi Yoshioka
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Ehime, JP
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last 30 patents
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Patent Grant
Method of producing vinyl chloride resins having improved moldabili...
Patent number
5,508,365
Issue date
Apr 16, 1996
Sumitomo Chemical Company, Limited
Kazuyoshi Fuse
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing amide by liquid phase rearrangement of oxime
Patent number
5,254,684
Issue date
Oct 19, 1993
Sumitomo Chemical Company, Limited
Yusuke Izumi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing organic carboxylic acid esters
Patent number
5,151,547
Issue date
Sep 29, 1992
Sumitomo Chemical Co., Ltd.
Hiroshi Sato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing nitrobenzenes
Patent number
5,030,776
Issue date
Jul 9, 1991
Sumitomo Chemical Co., Ltd.
Hiroshi Sato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing nitrobenzenes
Patent number
5,004,846
Issue date
Apr 2, 1991
Sumitomo Chemical Company, Ltd.
Hiroshi Sato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for production of hydroxylammonium salt
Patent number
4,992,252
Issue date
Feb 12, 1991
Sumitomo Chemical Company, Limited
Hiroshi Ichihashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing cycloolefins
Patent number
4,665,274
Issue date
May 12, 1987
Sumitomo Chemical Company, Limited
Hiroshi Ichihashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing cycloolefins
Patent number
4,575,572
Issue date
Mar 11, 1986
Sumitomo Chemical Company, Limited
Hiroshi Ichihashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of solid titanium trichloride catalyst
Patent number
4,514,512
Issue date
Apr 30, 1985
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing highly stereoregular .alpha.-olefin polymers
Patent number
4,412,049
Issue date
Oct 25, 1983
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing propylene-ethylene block copolymers
Patent number
4,337,326
Issue date
Jun 29, 1982
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing propylene-ethylene block copolymers
Patent number
4,259,461
Issue date
Mar 31, 1981
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing propylene-ethylene block copolymers
Patent number
4,254,237
Issue date
Mar 3, 1981
Sumitomo Chemical Company, Limited
Akinobu Shiga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...