Inventor

SUGITANI HATUO

5 patents

Patents

5 patents

US4985328AJan 15, 1991

Dry toner, dry developer and process for forming electrophotographic images

HITACHI CHEMICAL CO LTD20 citations78

US4351910ASep 28, 1982

Expandable styrene series resin composition and process for production thereof

HITACHI CHEMICAL CO LTD13 citations72

US4353801AOct 12, 1982

Special solvent column for GPC and GPC method using the same

HITACHI CHEMICAL CO LTD16 citations70

US4902771AFeb 20, 1990

Imido-modified unsaturated polyester resin composition

HITACHI CHEMICAL CO LTD14 citations69

US4094835AJun 13, 1978

Unsaturated polyester resinous composition

HITACHI CHEMICAL CO LTD5 citations58