DH

David E. Heyer

EA E.I. Du Pont De Nemours And: 1 patents #61 of 304Top 25%
📍 Kingston, OH: #1 of 1 inventorsTop 100%
🗺 Ohio: #490 of 2,550 inventorsTop 20%
Overall (1982): #70,631 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4310295 Device for uniform web pinning — 1982-01-12