Inventor
RYTZ GERHARD
CH16 patents
⚠️ This page may combine multiple inventors who share the name “RYTZ GERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
9 patentsUS5597854AJan 28, 1997
Latent light stabilizers
CIBA GEIGY CORP110 citations96
US5672704ASep 30, 1997
2-Hydroxyphenyl-s-Triazines substituted with ethylenically unsaturated moieties
CIBA GEIGY CORP19 citations92
US5538840AJul 23, 1996
Photographic recording material containing a UV absorber
CIBA GEIGY CORP35 citations91
US5668200ASep 16, 1997
Stabilizer combination
CIBA GEIGY CORP16 citations74
US5059689AOct 22, 1991
Tetramethylpiperidino-s-triazines
CIBA GEIGY CORP13 citations74
US4942238AJul 17, 1990
Unsaturated derivatives of 2,2,6,6-tetramethylpiperidine
CIBA GEIGY CORP13 citations74
US5135986AAug 4, 1992
Stabilized styrene copolymers containing elastomer particles
CIBA GEIGY CORP4 citations62
US5288777AFeb 22, 1994
Process for the preparation of stabilized styrene copolymers containing elastomer particles
CIBA GEIGY CORP4 citations61
US5194465AMar 16, 1993
Stabilized styrene copolymers containing elastomer particles modified with a hindered amine
CIBA GEIGY CORP1 citations51
CIBA SC HOLDING AG
6 patentsUS6455442B1Sep 24, 2002
Process for the preparation of UV protective coatings by plasma-enhanced deposition
CIBA SC HOLDING AG18 citations92
US6284821B1Sep 4, 2001
Hydroxyphenyltriazines
CIBA SC HOLDING AG18 citations92
US6184375B1Feb 6, 2001
Hydroxyphenyl triazines
CIBA SC HOLDING AG35 citations92
US5869588AFeb 9, 1999
Polymeric compounds derived from 2-hydroxy-phenyl-s-triazines substituted with ethylenically unsaturated moieties
CIBA SC HOLDING AG27 citations92
US5804622ASep 8, 1998
Monomeric N-piperidinylmelamines as stabilizers for chlorine-containing polymers
CIBA SC HOLDING AG10 citations73
US6706215B1Mar 16, 2004
Coating compositions stabilized against damage by light, heat and oxygen
CIBA SC HOLDING AG5 citations58