JC

John H. Clark

BH Baker Hughes Holdings: 1 patents #81 of 276Top 30%
🗺 Virginia: #419 of 1,842 inventorsTop 25%
Overall (2003): #195,172 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6564866 Method and apparatus for a tubing conveyed perforating guns fire identification system using enhanced marker material Jamie Oag 2003-05-20