DL

David S. Li

WE Weatherford/Lamb: 3 patents #218 of 852Top 30%
WH Weatherford Technology Holdings: 2 patents #250 of 753Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Katy, TX: #396 of 2,042 inventorsTop 20%
🗺 Texas: #24,375 of 125,132 inventorsTop 20%
Overall (All Time): #847,503 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9308566 Compliant expansion swage Lev Ring, Varadaraju Gandikota, Mike A. Luke 2016-04-12
9255467 Expandable liner hanger and method of use Gordon Thomson, Lev Ring, Varadaraju Gandikota, Paul Andrew Reinhardt, Mike A. Luke 2016-02-09
8496655 System and method for resecting a valve Myra EPP, Christine Stewart, Brian Matty, Michael J. O'Donnell 2013-07-30
8443881 Expandable liner hanger and method of use Gordon Thomson, Lev Ring, Varadaraju Gandikota, Paul Andrew Reinhardt, Mike A. Luke 2013-05-21
8356663 Compliant expansion swage Lev Ring, Varadaraju Gandikota, Mike A. Luke 2013-01-22
7980302 Compliant expansion swage Lev Ring, Varadaraju Gandikota, Mike A. Luke 2011-07-19