RK

Robert Kufrin

WC Witco Chemical: 1 patents #1 of 13Top 8%
📍 Chicago, IL: #69 of 289 inventorsTop 25%
🗺 Illinois: #566 of 2,749 inventorsTop 25%
Overall (1982): #34,345 of 81,411Top 45%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349662 Polyester resins for polyurethane foams prepared by reacting two diacids, diethylene glycol, a poly(oxyethylene) glycol and a cross-linking polyol Carl Bernstein, James Stogis, Travis Riddle 1982-09-14