CR

Charles A. Roper

Overall (All Time): #2,218,396 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6453997 Hydraulically driven fishing jars A. Keith McNeilly 2002-09-24
6308779 Hydraulically driven fishing jars A. Keith McNeilly 2001-10-30