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 126–146 of 146 patents

Patent #TitleCo-InventorsDate
4808645 6-(1-hydro-2,2,6,6-tetraalkyl-piperidine-4-oxy)dibenzodioxaphosphepin and dioxaphosphocin process stabilizers John D. Spivack 1989-02-28
4782105 Long chain N,N,-dialkylhydroxylamines and stabilized compositions Ambelal R. Patel, Frank P. Cortolano, Richard W. Thomas 1988-11-01
4760179 Substituted aminoxy-propionamides 1988-07-26
4758614 Compositions stabilized with substituted amino carbamates Stephen D. Pastor, Edward T. Hessell 1988-07-19
4757102 Compositions stabilized with aminoxy alkylamine derivatives Stephen D. Pastor, Thomas E. Snead 1988-07-12
4753972 Substituted aminoxyethyl phosphonates 1988-06-28
4749733 Substituted hydroxylamines and compositions stabilized therewith Raymond Seltzer 1988-06-07
4724246 Substituted 1,3,4-oxathiazol-2-one stabilizers 1988-02-09
4720517 Compositions stabilized with N-hydroxyiminodiacetic and dipropionic acids and esters thereof Thomas E. Snead 1988-01-19
4717748 Compositions stabilized with substituted alkoxybenzylhydroxylamines Thomas E. Snead 1988-01-05
4703073 Alkylated N,N-dibenzylhydroxylamines and polyolefin compositions stabilized therewith Roland A. E. Winter, Raymond Seltzer 1987-10-27
4696964 Compositions stabilized with ethers of di- and tri-substituted hydroxylamines 1987-09-29
4692532 Substituted N-(4-hydroxyphenylthioalkyl) cyclic imides John D. Spivack, Stephen D. Pastor 1987-09-08
4673700 Amide substituted benzylhydroxylamines and stabilized polyolefin compositions Thomas E. Snead 1987-06-16
4668727 Ester substituted benzylhydroxylamines and stabilized polyolefin compositions Thomas E. Snead 1987-05-26
4666963 Substituted aminoxy succinate stabilizer for polymers Thomas E. Snead 1987-05-19
4666962 Compositions stabilized with substituted aminoxy-propanoates Thomas E. Snead 1987-05-19
4663373 Compositions stabilized with substituted aminoxy silanes Thomas E. Snead 1987-05-05
4649221 Polyhydroxylamines Roger F. Malherbe, Raymond Seltzer 1987-03-10
4612393 Bis(substituted thioalkyl)hydroxylamines and stabilized polyolefin compositions John D. Spivack 1986-09-16
4605692 Substituted dibenzo dioxaphosphepins and dioxaphosphocins as stabilizers John D. Spivack 1986-08-12