SC

Stephen G. Corthell

NM National Machine: 4 patents #11 of 50Top 25%
📍 Tiffin, OH: #19 of 128 inventorsTop 15%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,295,238 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5363686 Progressive former William H. Hite, Dennis H. Roush 1994-11-15
5263356 Progressive former and method of producing same William H. Hite, Dennis N. Roush 1993-11-23
5138866 Progressive former and method of producing same William H. Hite, Dennis N. Roush 1992-08-18
4910993 Progressive former and method of producing same William H. Hite, Dennis N. Roush 1990-03-27