WK

William Koederitz

VI Varco I/P: 1 patents #91 of 168Top 55%
Overall (All Time): #3,458,765 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6944547 Automated rig control management system Keith Womer, Mallappa Guggari 2005-09-13