GV

Greg A. Valley

HO Holland: 1 patents #43 of 76Top 60%
HA Harsco: 1 patents #38 of 89Top 45%
Overall (All Time): #3,501,685 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6515249 Method of railroad rail repair Mark E. Rovnyak 2003-02-04