RD

Rostyslaw Dowbenko

PI Ppg Industries: 49 patents #4 of 1,216Top 1%
📍 Gibsonia, PA: #9 of 383 inventorsTop 3%
🗺 Pennsylvania: #728 of 74,527 inventorsTop 1%
Overall (All Time): #56,951 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
4501854 Aminoplast curable compositions containing disulfonic acid esters as latent acid catalysts Debra L. Singer, Gregory J. McCollum 1985-02-26
4500680 Aromatic acid catalysts providing improved humidity resistance Debra L. Singer, Gregory J. McCollum, James B. O'Dwyer 1985-02-19
4499151 Color plus clear coating method utilizing addition interpolymers containing alkoxy silane and/or acyloxy silane groups Raymond Stewart, Marvis E. Hartman, Barbara Gorman, Stephen J. Thomas 1985-02-12
4499150 Color plus clear coating method utilizing addition interpolymers containing alkoxy silane and/or acyloxy silane groups Raymond Stewart, Marvis E. Hartman, Barbara Gorman, Stephen J. Thomas 1985-02-12
4482691 Air-drying fatty acid-modified acrylic resins John B. Saunders, Karl F. Schimmel 1984-11-13
4477618 Aminoplast curable coating compositions containing sulfonic acid esters as latent acid catalysts Debra L. Singer, Gregory J. McCollum, Roger M. Christenson, Michael M. Chau, Wen-Hsuan Chang 1984-10-16
4469832 Aminoplast curable coating compositions containing polycyclic esters of sulfonic acids as latent acid catalysts Debra L. Singer, Karl F. Schimmel, Michael M. Chau, Wen-Hsuan Chang 1984-09-04
4454274 Aminoplast curable coating compositions containing cycloaliphatic sulfonic acid esters as latent acid catalysts Debra L. Singer, Gregory J. McCollum, Roger M. Christenson 1984-06-12
4410687 Polyester dispersants for coating compositions Karl F. Schimmel, Michael A. Traficante 1983-10-18
4409376 Novel diluents useful in preparing high solids coating compositions Marvis E. Hartman, Thomas R. Hockswender 1983-10-11
4403091 Ungelled hydroxy group-containing oligomers Marvis E. Hartman, Barbara A. Greigger 1983-09-06
4403093 Polyesters Marvis E. Hartman, Barbara A. Greigger 1983-09-06
4380601 Thermosetting catonic acrylic latices and their use in coating compositions David Alan Welsh, Suryya K. Das, Charles M. Kania, Roger M. Christenson 1983-04-19
4337184 Urethane rheology modifiers substantially free of terminal hydrophobic groups and compositions containing same Karl F. Schimmel, Jerome A. Seiner, Roger M. Christenson 1982-06-29
4335829 Coated metal surfaces and method of coating metal surfaces with aqueous resinous dispersions of epoxy resins and acrylic polymers Roger M. Christenson, Rudolf Maska, Thomas R. Hockswender 1982-06-22
4327008 Urethane rheology modifiers and coating compositions containing same Karl F. Schimmel, Jerome A. Seiner, Roger M. Christenson 1982-04-27
4298511 Urethane rheology modifiers and compositions containing same Karl F. Schimmel, Jerome A. Seiner, Roger M. Christenson 1981-11-03
RE30772 Amide-modified urethane acrylate radiation curable compounds and coating compositions and methods of making same Charles B. Friedlander, Gerald W. Gruber 1981-10-13
4285849 Amidation reaction products of polyamines and polycarboxyl containing materials and coating compositions containing same Karl F. Schimmel, Jerome A. Seiner 1981-08-25
4284776 Radiation curable Michael addition amine adducts of amide acrylate compounds Gerald W. Gruber, Charles B. Friedlander, William H. McDonald 1981-08-18
4252935 Esters of diglycidyl polyethers of hydrogenated phenols and coating compositions containing same Carl C. Anderson, William J. Birkmeyer, Roger M. Christenson, Ronald J. Lewarchik 1981-02-24
4227979 Radiation-curable coating compositions containing amide acrylate compounds Byron M. Humke, Gerald W. Gruber, Charles B. Friedlander 1980-10-14
4206104 N,N-'-Dihydroxyalkyl ester substituted imidazolidinediones and coating compositions containing same Ronald J. Lewarchik, William J. Birkmeyer 1980-06-03
4202926 Polymer curing system 1980-05-13