P

Inventor

YAMASAKI HARUMASA

JP16 patents

Patents

16 patents
US4446261AMay 1, 1984

Process for preparation of high water-absorbent polymer beads

KAO CORP315 citations98
US4666975AMay 19, 1987

Absorptive material

KAO CORP81 citations96
US4093776AJun 6, 1978

Process for preparation of spontaneously-crosslinked alkali metal acrylate polymers

KAO CORP374 citations96
US4497930AFeb 5, 1985

Process for producing highly water absorptive polymer

KAO CORP130 citations95
US4459396AJul 10, 1984

Process for producing water-absorbent materials having excellent water absorption properties

KAO CORP81 citations95
US4727097AFeb 23, 1988

Process for preparing highly reactive, water-absorptive resin

KAO CORP48 citations92
US4357938ANov 9, 1982

Disposable diaper

KAO CORP37 citations92
US5187310AFeb 16, 1993

Organic silicon compound, method of its production, and photoreceptor for electrophotography incorporating it

KAO CORP18 citations81
US5071822ADec 10, 1991

Recording material

KAO CORP7 citations74
US5352554AOct 4, 1994

Organic silicon compound, method of its production, and photoreceptor for electrophotography incorporating it

KAO CORP13 citations72
US5290963AMar 1, 1994

Organic silicon compound, method of its production, and photoreceptor for electrophotography incorporating it

KAO CORP8 citations72
US4714719ADec 22, 1987

Catalyst for preparation of polyurethane and process for the preparation

KAO CORP16 citations71
US4524577AJun 25, 1985

Twisted yarn

KAO CORP7 citations70
US4410694AOct 18, 1983

Process for producing fibrous carboxymethyl cellulose

KAO CORP15 citations69
US5446527AAug 29, 1995

Method of forming fixed images

KAO CORP5 citations62
US5032479AJul 16, 1991

Ion transport photoreceptor for electrophotography

KAO CORP1 citations51