DB

David Biddick

Schlumberger Technology: 1 patents #248 of 837Top 30%
📍 Houston, TX: #468 of 1,583 inventorsTop 30%
🗺 Texas: #3,688 of 11,512 inventorsTop 35%
Overall (2011): #325,736 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8002040 System and method for controlling flow in a wellbore Dwayne May, David McCalvin, Paul G. Goughnour, Russell A. Johnston 2011-08-23