RA

Robert W. Ashcraft

EA E.I. Du Pont De Nemours And: 1 patents #116 of 563Top 25%
📍 Arlington, MA: #15 of 60 inventorsTop 25%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #64,773 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869955 Polyester support for preparing electrostatic transparencies John H. Bayless 1989-09-26