P

Inventor

FUJITA FUMIO

JP31 patents
⚠️ This page may combine multiple inventors who share the name “FUJITA FUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

18 patents
US4367323AJan 4, 1983

Production of hydrogels

SUMITOMO CHEMICAL CO194 citations96
US4320040AMar 16, 1982

Method for preparing highly absorbent hydro-gel polymers

SUMITOMO CHEMICAL CO77 citations96
US3932192AJan 13, 1976

Paper coating material containing pullulan

SUMITOMO CHEMICAL CO63 citations94
US3997703ADec 14, 1976

Multilayered molded plastics of pullulan and polymers, paper or aluminum foil

SUMITOMO CHEMICAL CO40 citations92
US3972997AAug 3, 1976

Novel cosmetics containing pullulan

SUMITOMO CHEMICAL CO34 citations92
US4029616AJun 14, 1977

Polymer composition of ethylenic compounds and pullulan

SUMITOMO CHEMICAL CO29 citations81
US4548769AOct 22, 1985

Process for producing semipermeable membrane

SUMITOMO CHEMICAL CO11 citations73
US4438262AMar 20, 1984

Highly dielectric polysaccharides

SUMITOMO CHEMICAL CO7 citations73
US4197408AApr 8, 1980

Asymmetric synthesis of alkyl chrysanthemate

SUMITOMO CHEMICAL CO10 citations73
US4029886AJun 14, 1977

Process for water-insolubilization of molded pullulan

SUMITOMO CHEMICAL CO10 citations73
US3993840ANov 23, 1976

Molded pullulan type resins coated with thermosetting resin films

SUMITOMO CHEMICAL CO11 citations73
US4174440ANov 13, 1979

Ionic pullulan gels and production thereof

SUMITOMO CHEMICAL CO10 citations71
US4167623ASep 11, 1979

Pullulan aminoalkyl ether

SUMITOMO CHEMICAL CO10 citations71
US4328166AMay 4, 1982

Production of substituted phenylurea

SUMITOMO CHEMICAL CO4 citations63
US4263219AApr 21, 1981

Production of substituted phenylurea

SUMITOMO CHEMICAL CO2 citations63
US4083855AApr 11, 1978

Method for producing a γ-lactone

SUMITOMO CHEMICAL CO5 citations63
US4511711AApr 16, 1985

Process for producing semipermeable membrane

SUMITOMO CHEMICAL CO4 citations62
US4376871AMar 15, 1983

Method for purification of cyclopentenolones

SUMITOMO CHEMICAL CO1 citations52

NIPPON KOKAN KK

5 patents

SUNTORY LTD

3 patents

TOKYO ELECTRIC POWER CO

1 patent

HAYASHIBARA BIOCHEM LAB

1 patent

JFE STEEL CORP

1 patent

IDEMITSU KOSAN CO

1 patent

NAT FEDERATION AGRIC COOP ASS

1 patent