WJ

Walter Francis Johnston

Shell Oil Compny: 1 patents #69 of 228Top 35%
📍 Tallmadge, OH: #10 of 19 inventorsTop 55%
🗺 Ohio: #1,244 of 4,576 inventorsTop 30%
Overall (1997): #61,922 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5641549 Cellularized polyesters Donald E. Richeson, William G. Perkins 1997-06-24