RR

Ramanathan Ravichandran

CI Ciba-Geigy: 6 patents #2 of 476Top 1%
📍 Suffern, NY: #1 of 20 inventorsTop 5%
🗺 New York: #91 of 7,187 inventorsTop 2%
Overall (1997): #2,257 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5679794 Polymer stabilizers containing both hindered amine and hydroxylamine moieties Joseph Suhadolnik, Valerio Borzatta, Graziano Vignali 1997-10-21
5668198 Polymer stabilizers containing both hindered amine and hydroxylamine moieties Joseph Suhadolnik, Valerio Borzatta, Graziano Vignali 1997-09-16
5668199 Polymer stabilizers containing both hindered amine and hydroxylamine moieties Joseph Suhadolnik, Valerio Borzatta, Graziano Vignali 1997-09-16
5637706 Compositions stabilized with red-shifted tris-aryl-s-triazines Tyler A. Stevenson, Mark S. Holt, Thuy N. Phan, Jean-Luc Birbaum, Vien Van Toan 1997-06-10
5607987 2-(2-hydroxy-3-.alpha. cumyl-5-tert nonyl or dodecyl phenyl)-2H- Benzotriazole UV Absorbers Roland A. E. Winter, Mark S. Holt, Volker H. von Ahn, Joseph E. Babiarz, David G. Leppard 1997-03-04
5596033 Gas fade resistant stabilizer system for polypropylene fiber Douglas W. Horsey 1997-01-21