DS

Dean A. Schreffler

MI Morton International: 2 patents #190 of 580Top 35%
Rohm And Haas: 2 patents #861 of 2,359Top 40%
PG Polytec Gmbh: 1 patents #202 of 432Top 50%
📍 Hamburg, PA: #10 of 57 inventorsTop 20%
🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,042,646 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6616979 Powder coating with non-crystalline and crystalline epoxy resins and curing agent William G. Ruth, Stacy L. Greth, Carryll A. Seelig 2003-09-09
6309751 Substrate coated with powdered non-crystalline and crystalline epoxy resins William G. Ruth, Stacy L. Greth, Carryll A. Seelig 2001-10-30
6140430 Powder coating of non-crystalline and crystalline epoxy resins William G. Ruth, Stacy L. Greth, Carryll A. Seelig 2000-10-31
5212263 Textured epoxy powder coating 1993-05-18
4341819 Epoxy coating powders with wrinkle finishes Charles M. Noonan 1982-07-27