DR

David H. Ro

SC Scm Consultants: 4 patents #28 of 212Top 15%
📍 Cleveland Heights, OH: #172 of 614 inventorsTop 30%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,309,640 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4350529 Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom Erhard Klar, Charles I. Whitman 1982-09-21
4331478 Corrosion-resistant stainless steel powder and compacts made therefrom Erhard Klar, Charles I. Whitman 1982-05-25
4314849 Maximizing the corrosion resistance of tin containing stainless steel powder compacts Erhard Klar, C. I. Whitman 1982-02-09
4240831 Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom Erhard Klar, Charles I. Whitman 1980-12-23