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Kenji Shimokawa
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Kanagawa-ken, JP
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last 30 patents
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Patent Grant
Process for preparing organic carboxylic acid
Patent number
5,576,458
Issue date
Nov 19, 1996
Chiyoda Corporation
Takeshi Minami
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Supported rhodium catalyst, method of preparing same and process of...
Patent number
5,364,963
Issue date
Nov 15, 1994
Chiyoda Corporation
Takeshi Minami
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of separating 2,6-diisopropylnaphthalene from a mixture cont...
Patent number
4,992,622
Issue date
Feb 12, 1991
Chiyoda Corporation
Yoshimi Shiroto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of 2,6-diisopropylnaphthalene
Patent number
4,950,824
Issue date
Aug 21, 1990
Chiyoda Corporation
Yoshimi Shiroto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for hydrocracking heavy hydrocarbon oils and catalyst therefor
Patent number
4,440,631
Issue date
Apr 3, 1984
Chiyoda Chemical Engineering and Construction Co., Ltd.
Osamu Togari
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL