RT

Robert G. Toth

SI Smith International: 2 patents #259 of 708Top 40%
Overall (All Time): #2,334,668 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4720199 Bearing structure for downhole motors Bela Geczy, James McPherson 1988-01-19
4719076 Tungsten carbide chips-matrix bearing Bela Geczy 1988-01-12