RR

Ramanathan Ravichandran

CI Ciba-Geigy: 83 patents #4 of 2,867Top 1%
CC Ciba Specialty Chemicals: 48 patents #5 of 1,233Top 1%
KI King Industries: 10 patents #2 of 25Top 8%
NO Novinium: 2 patents #14 of 24Top 60%
CC Ciba Specialty Chemcials: 1 patents #5 of 32Top 20%
CC Ciba Speciality Chemicals: 1 patents #3 of 41Top 8%
BG Basf Coatings Gmbh: 1 patents #350 of 799Top 45%
📍 Suffern, NY: #1 of 217 inventorsTop 1%
🗺 New York: #263 of 115,490 inventorsTop 1%
Overall (All Time): #6,576 of 4,157,543Top 1%
146
Patents All Time

Issued Patents All Time

Showing 51–75 of 146 patents

Patent #TitleCo-InventorsDate
6271377 Hydroxy-substituted N-alkoxy hindered amines and compositions stabilized therewith James P. Galbo, Gerald A. Capocci, Nancy Cliff, Robert Detlefsen, Michael P. DiFazio +1 more 2001-08-07
6268415 Stabilized adhesive compositions containing highly soluble, photostable benzotriazole UV absorbers and laminated articles derived therefrom Walter Renz, Joseph Suhadolnik, Mervin Wood, Revathi Iyengar, Luther A. R. Hall 2001-07-31
6262151 Benzotriazole UV absorbers having enhanced durability Joseph Suhadolnik, Mervin Wood, Anthony DeBellis, Robert Detlefsen, Revathi Iyengar +1 more 2001-07-17
6245915 Asymmetrical bisbenzotriazoles substituted by a perfluoroalkyl moiety Mervin Wood, Jacqueline Lau 2001-06-12
6225384 Stabilized adhesive compositions containing highly soluble, high extinction, photostable hydroxyphenyl-s-trianzine UV absorbers and laminated articles derived therefrom Walter Renz, Mervin Wood, Joseph Suhadonlik, Revathi Iyengar, Pascal Hayoz 2001-05-01
6221115 Candle wax stabilized by a combination of UV absorber plus a selected hindered amine James L. Hyun, Walid Al-Akhdar, Kevin Trainor, Mervin Wood, Andrea Smith 2001-04-24
6191199 Stabilized adhesive compositions containing highly soluble, high extinction photostable hydroxyphenyl-s-triazine UV absorbers and laminated articles derived therefrom Walter Renz, Mervin Wood, Joseph Suhadolnik, Revathi Iyengar 2001-02-20
6187845 Stabilized adhesive compositions containing highly soluble, red-shifted, photostable benzotriazole UV absorbers and laminated articles derived therefrom Walter Renz, Mervin Wood, Joseph Suhadolnik, Revathi Iyengar 2001-02-13
6166218 Benzotriazole UV absorbers having enhanced durability Joseph Suhadolnik, Mervin Wood, Anthony DeBellis, Robert Detlefsen, Revathi Iyengar +1 more 2000-12-26
5977219 Benzotriazole UV absorbers having enhanced durability Anthony DeBellis, Revathi Iyengar, Joseph Suhadolnik, Jean-Pierre Wolf, Robert Detlefsen +1 more 1999-11-02
5942626 Process for making 5-thio-substituted benzotriazole UV absorbers Roland A. E. Winter, Volker H. von Ahn, Tyler A. Stevenson, Mark S. Holt 1999-08-24
5849821 Tris-aryl-s-triazines substituted with biphenylyl groups Tyler A. Stevenson, Revathi Iyengar 1998-12-15
5726309 Tris-aryls-triazines substituted with biphenylyl groups Tyler A. Stevenson, Revathi Iyengar 1998-03-10
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
5578731 Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers Ambelal R. Patel 1996-11-26
5574166 Crystalline form of 2-(2-hydroxy-3-.alpha.-cumyl-5-tert-octylphenyl)-2H-benzotriazole Roland A. E. Winter, Mark S. Holt, Volker H. von Ahn, Joseph E. Babiarz, David G. Leppard 1996-11-12
5574162 Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers James P. Galbo, Peter J. Schirmann, Andrew Mar 1996-11-12
5563242 Electro coat/base coat/clear coat finishes stabilized with soluble and thermally stable benzotriazole UV absorbers Roland A. E. Winter, Mark S. Holt, Volker H. von Ahn, Joseph E. Babiarz, David G. Leppard 1996-10-08
5556973 Red-shifted tris-aryl-s-triazines and compositions stabilized therewith Tyler A. Stevenson, Mark S. Holt, Thuy N. Phan, Jean-Luc Birbaum, Vien Van Toan 1996-09-17
5554754 Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers Ambelal R. Patel 1996-09-10