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Kikuo Sasaki
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Yokohama, JP
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last 30 patents
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Patent Grant
Process of producing copper phthalocyanine pigment having a bright...
Patent number
5,698,023
Issue date
Dec 16, 1997
Nippon Petrochemical Co., Ltd.
Tsutomu Takashima
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Method for producing lower alkyl acetate
Patent number
5,457,228
Issue date
Oct 10, 1995
Daicel Chemical Industries, Ltd.
Yuichi Tokumoto
C07 - ORGANIC CHEMISTRY