Inventor
MASINA FRANCA
IT13 patents
⚠️ This page may combine multiple inventors who share the name “MASINA FRANCA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
12 patentsUS5134181AJul 28, 1992
Polyethylene stabilizer compositions comprising compounds with piperidine groups and metal compounds
CIBA GEIGY CORP46 citations92
US4997938AMar 5, 1991
Piperidylaminotriazine derivatives and their use as stabilizers
CIBA GEIGY CORP24 citations92
US5026749AJun 25, 1991
Piperidine compounds for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic material
CIBA GEIGY CORP15 citations73
US4992493AFeb 12, 1991
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations73
US4883870ANov 28, 1989
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations73
US5194466AMar 16, 1993
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP4 citations62
US5171855ADec 15, 1992
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP3 citations62
US5116893AMay 26, 1992
Piperidylaminotriazine derivatives and their use as stabilizers
CIBA GEIGY CORP5 citations62
US4948889AAug 14, 1990
Triazine compounds derived from 2,2,6,6-tetramethylpiperidine
CIBA GEIGY CORP5 citations62
US4933451AJun 12, 1990
Polyamines partially substituted by bis-piperidyl-triazines
CIBA GEIGY CORP3 citations62
US4927930AMay 22, 1990
Polyamines partially substituted by piperidine-triazines
CIBA GEIGY CORP6 citations62
US5039799AAug 13, 1991
Piperidine-triazine compounds
CIBA GEIGY CORP1 citations45