Inventor

KITSUKAWA KAZUMI

6 patents

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

ADEKA ARGUS CHEMICAL CO LTD

2 patents

US4348308ASep 7, 1982

Ortho-substituted aryl phosphite additive composition

ADEKA ARGUS CHEMICAL CO LTD20 citations81

US4346025AAug 24, 1982

Stabilized vinyl chloride polymer comprising a phenylethylidene aryl phosphite

ADEKA ARGUS CHEMICAL CO LTD7 citations73

ARGUS CHEM

2 patents

US4282141AAug 4, 1981

Ortho-substituted phenyl phosphite additive composition

ARGUS CHEM20 citations73

US4199495AApr 22, 1980

Thiolcarbonate ester stabilizers

ARGUS CHEM4 citations62

LEISTNER WILLIAM E

1 patent

US4463112AJul 31, 1984

Phenylethylidene-substituted phenyl polyphosphites

LEISTNER WILLIAM E13 citations71

AKUTSU MITSUO

1 patent

US4309335AJan 5, 1982

Polyphenylene oxide resin composition stabilizer

AKUTSU MITSUO7 citations68