RD

Rostyslaw Dowbenko

PI Ppg Industries: 3 patents #14 of 184Top 8%
📍 Gibsonia, PA: #7 of 22 inventorsTop 35%
🗺 Pennsylvania: #88 of 2,652 inventorsTop 4%
Overall (1982): #3,433 of 81,411Top 5%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
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