Inventor
IMAI SHOZABURO
JP7 patents
Patents
7 patentsUS4311823AJan 19, 1982
Process for producing aromatic polyesters
SUMITOMO CHEMICAL CO74 citations96
US4001159AJan 4, 1977
Aqueous dispersion of olefin-acrylate copolymer
SUMITOMO CHEMICAL CO40 citations92
US5135791AAug 4, 1992
Optical device
SUMITOMO CHEMICAL CO35 citations91
US4785053ANov 15, 1988
Optical resin material having improved birefringence
SUMITOMO CHEMICAL CO23 citations79
US4316004AFeb 16, 1982
Process for producing oxybenzoyl copolyesters
SUMITOMO CHEMICAL CO8 citations73
US4313870AFeb 2, 1982
Process for producing polycondensates
SUMITOMO CHEMICAL CO15 citations73
US4812345AMar 14, 1989
Optical disk substrate
SUMITOMO CHEMICAL CO3 citations60