Inventor
KANEGA FUMIAKI
JP8 patents
Patents
8 patentsUS5583191ADec 10, 1996
Plastic lens
HITACHI CHEMICAL CO LTD21 citations91
US5559200ASep 24, 1996
Resin for plastic lens
HITACHI CHEMICAL CO LTD16 citations81
US5449731ASep 12, 1995
Resin for plastic lens
HITACHI CHEMICAL CO LTD18 citations81
US5155190AOct 13, 1992
Process for producing poly methyl methacrylate/N-substituted maleimide optical resin
HITACHI CHEMICAL CO LTD20 citations77
US5663264ASep 2, 1997
Transparent resin and plastic lens
HITACHI CHEMICAL CO LTD11 citations72
US6103828AAug 15, 2000
Macromolecular material composition and a modifier for macromolecular material
HITACHI CHEMICAL CO LTD2 citations62
US5939593AAug 17, 1999
Brominated 1,3-dimethyl-3-phenyl-1-(2-methyl-2-phenylpropyl)-indane and method for preparing the same
HITACHI CHEMICAL CO LTD4 citations62
US5968409AOct 19, 1999
Method for preparing trimer of α-methyl styrene or derivatives thereof
HITACHI CHEMICAL CO LTD1 citations51