DE

David Ehrhardt

S( Specialty Minerals (Michigan): 1 patents #6 of 12Top 50%
📍 Newburgh, IN: #10 of 26 inventorsTop 40%
🗺 Indiana: #803 of 2,720 inventorsTop 30%
Overall (2011): #324,276 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8016259 Refractory furnace covers and methods of constructing same Robert Schneider 2011-09-13