JC

John E. Campbell

SI Smith International: 2 patents #15 of 69Top 25%
📍 Houston, TX: #148 of 1,302 inventorsTop 15%
🗺 Texas: #1,114 of 8,709 inventorsTop 15%
Overall (2003): #60,640 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6648069 Well reference apparatus and method Charles H. Dewey, Wei Xu 2003-11-18
6543536 Well reference apparatus and method Charles H. Dewey, Wei Xu 2003-04-08