AG

Alexander Greenspan

📍 Chesterland, OH: #4 of 20 inventorsTop 20%
🗺 Ohio: #845 of 6,034 inventorsTop 15%
Overall (2011): #113,603 of 364,097Top 35%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8020940 Mining and demolition tool Gregory Greenspan, Gene Alter 2011-09-20
7963615 Mining and demolition tool Gregory Greenspan, Gene Alter 2011-06-21