DK

David L. Karzmer

📍 Youngstown, OH: #145 of 284 inventorsTop 55%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,974,630 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4666539 Method of making a flooring material — 1987-05-19