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Dah-Chieh O. Cheng
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Kingsport, TN, US
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last 30 patents
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Patent Grant
Process for the preparation of .alpha.-halogenated cresol esters
Patent number
4,342,877
Issue date
Aug 3, 1982
Eastman Kodak Company
Dah-Chieh O. Cheng
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 2-amino-5-nitrothiazole
Patent number
4,269,985
Issue date
May 26, 1981
Eastman Kodak Company
Dah-Chieh O. Cheng
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of p-nitroaniline compounds by the alka...
Patent number
4,151,203
Issue date
Apr 24, 1979
Eastman Kodak Company
Dah-Chieh O. Cheng
C07 - ORGANIC CHEMISTRY