JC

John A. Coppola

KH Kennecott Holdings: 2 patents #21 of 138Top 20%
CA Carborundum: 1 patents #54 of 126Top 45%
📍 Lewiston, NY: #32 of 99 inventorsTop 35%
🗺 New York: #38,318 of 115,490 inventorsTop 35%
Overall (All Time): #1,684,090 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4346049 Sintered alpha silicon carbide ceramic body having equiaxed microstructure Laurence N. Hailey, Carl H. McMurtry 1982-08-24
4312954 Sintered silicon carbide ceramic body Lawrence N. Hailey, Carl H. McMurtry 1982-01-26
RE30286 Method of producing high density silicon carbide product Richard H. Smoak 1980-05-27