Inventor
MASUKO FUJIO
10 patents
⚠️ This page may combine multiple inventors who share the name “MASUKO FUJIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
9 patentsUS4536599AAug 20, 1985
Synthesis of amine derivatives
SUMITOMO CHEMICAL CO27 citations92
US4727204AFeb 23, 1988
Process for preparing 5-ethylidene-2-norbornene with high quality
SUMITOMO CHEMICAL CO22 citations82
US4777309AOct 11, 1988
Continuous process for producing 5-vinyl-2-norbornene
SUMITOMO CHEMICAL CO15 citations73
US4090016AMay 16, 1978
Carboxylated pullulan and method for producing same
SUMITOMO CHEMICAL CO10 citations73
US4172782AOct 30, 1979
Recovery of catalyst
SUMITOMO CHEMICAL CO10 citations69
US4584410AApr 22, 1986
Process for the preparation of hydroxybenzaldehydes
SUMITOMO CHEMICAL CO3 citations62
US4297508AOct 27, 1981
Process for producing 2 hydroxy-naphthalene-3-carboxylic acid
SUMITOMO CHEMICAL CO3 citations62
US4220592ASep 2, 1980
Synthesis of substituted phenylacetic acid
SUMITOMO CHEMICAL CO3 citations58
US4144264AMar 13, 1979
Process for producing a 3-methyl-2-(4-halophenyl)butyronitrile
SUMITOMO CHEMICAL CO0 citations48