P

Inventor

YAMAMURA MASAAKI

JP28 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMURA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KAO CORP

20 patents
US5580481ADec 3, 1996

Aqueous fabric softener composition, novel quaternary ammonium salt, and process for the preparation of said salt

KAO CORP77 citations95
US5476597ADec 19, 1995

Liquid softener composition, novel quaternary ammonium salt, and process for the preparation of said salt

KAO CORP83 citations95
US6174852B1Jan 16, 2001

High-density powdered detergent composition

KAO CORP23 citations92
US4933103AJun 12, 1990

Bleaching composition

KAO CORP39 citations92
US4302212ANov 24, 1981

Dispersing agents for an aqueous slurry of coal powder

KAO CORP35 citations92
US4978770ADec 18, 1990

Quaternary ammonium salts of dicyano substituted teriary alkylene diamines as bleach activators

KAO CORP39 citations91
US4915863AApr 10, 1990

Bleaching composition

KAO CORP39 citations91
US4330301AMay 18, 1982

Dispersant for aqueous slurry of coal powder

KAO CORP29 citations91
US4885102ADec 5, 1989

Cloth-softening liquid composition containing quaternary ammonium compound and a polyether derivative or cationic surfactant polymer

KAO CORP34 citations89
US5023003AJun 11, 1991

Softener composition containing cis- and trans- isomers of ethylenically unsaturated quaternary ammonium salts

KAO CORP20 citations82
US4252540AFeb 24, 1981

Stabilizer for mixture fuels

KAO CORP24 citations82
US5059344AOct 22, 1991

Bleaching composition

KAO CORP18 citations81
US6211141B1Apr 3, 2001

High-density powdered detergent composition

KAO CORP10 citations73
US4436527AMar 13, 1984

Stabilizer for mixed fuels

KAO CORP11 citations73
US4339246AJul 13, 1982

Mixed fuel composition

KAO CORP17 citations73
US5282983AFeb 1, 1994

Fabric softener composition and ammonium salt

KAO CORP12 citations72
US5242607ASep 7, 1993

Concentrated softener

KAO CORP9 citations72
US5154838AOct 13, 1992

Liquid softener

KAO CORP13 citations72
US4470828ASep 11, 1984

Aqueous coal slurry composition

KAO CORP16 citations72
US4937008AJun 26, 1990

Concentrated softening agent for use in clothings: quaternary ammonium salt, mono-ol, di- or tri-ol, inorganic salt and polyester

KAO CORP17 citations70

CANON KK

5 patents

DAINIPPON SCREEN MFG

2 patents

FUJI XEROX CO LTD

1 patent