JW

James Willers

GC Geospace Holding Co.: 1 patents #2 of 10Top 20%
Overall (All Time): #3,688,794 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5774415 Geophone normalization process Ernest M. Hall, Jr. 1998-06-30