LH

Leon Helfand

📍 Woodbridge, CT: #160 of 239 inventorsTop 70%
🗺 Connecticut: #21,355 of 34,797 inventorsTop 65%
Overall (All Time): #3,938,288 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4868035 Electrical insulating materials made partly or wholly of polyester film Martin Weinberg 1989-09-19