Inventor
NIWANO MASAHIRO
JP16 patents
Patents
16 patentsUS4367323AJan 4, 1983
Production of hydrogels
SUMITOMO CHEMICAL CO194 citations96
US4845142AJul 4, 1989
Magneto optical disk substrate comprising an aromatic vinyl monomer and a polyphenylene ether
SUMITOMO CHEMICAL CO28 citations92
US5135791AAug 4, 1992
Optical device
SUMITOMO CHEMICAL CO35 citations91
US5446124AAug 29, 1995
Aromatic oligomer and process for preparing the same
SUMITOMO CHEMICAL CO20 citations90
US5563216AOct 8, 1996
Thermoplastic resin composition and preparation thereof
SUMITOMO CHEMICAL CO19 citations77
US5292810AMar 8, 1994
Thermoplastic elastomer composition
SUMITOMO CHEMICAL CO9 citations73
US4918152AApr 17, 1990
Process for the production of formed article of aromatic vinyl resin
SUMITOMO CHEMICAL CO7 citations72
US5376730ADec 27, 1994
Thermoplastic graft copolymer and process for preparing the same
SUMITOMO CHEMICAL CO9 citations71
US4775721AOct 4, 1988
Process for producing polyamide block copolymer
SUMITOMO CHEMICAL CO10 citations70
US4650608AMar 17, 1987
Star block copolymer from lactam and polyol and process for the production thereof
SUMITOMO CHEMICAL CO9 citations68
US5659007AAug 19, 1997
Process for producing aromatic polyamide film
SUMITOMO CHEMICAL CO4 citations61
US5001207AMar 19, 1991
Polyether-polyamide block copolymer and polyether prepolymer
SUMITOMO CHEMICAL CO4 citations60
US4792603ADec 20, 1988
Method of producing a polyether prepolymer
SUMITOMO CHEMICAL CO2 citations59
US4167525ASep 11, 1979
Process for preparation of aromatic acyl chloride
SUMITOMO CHEMICAL CO2 citations58
US5587450ADec 24, 1996
Process for producing aromatic polyamide film
SUMITOMO CHEMICAL CO0 citations51
US4751282AJun 14, 1988
Star block polyol lactam copolymer and process for the production thereof
SUMITOMO CHEMICAL CO1 citations47