DC

David L. Collins

📍 Cincinnati, OH: #237 of 715 inventorsTop 35%
🗺 Ohio: #1,853 of 6,034 inventorsTop 35%
Overall (2011): #324,896 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7905789 Specialized restraint systems for amusement rides Sirzat Sayin, David Althoff, Jr. 2011-03-15