CH

Christopher A. Hall

WH Weatherford Technology Holdings: 2 patents #17 of 167Top 15%
EX ExxonMobil: 2 patents #165 of 881Top 20%
📍 Cypress, TX: #13 of 203 inventorsTop 7%
🗺 Texas: #1,017 of 15,389 inventorsTop 7%
Overall (2017): #50,024 of 506,227Top 10%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9725989 Sand control screen having improved reliability Christian S. Mayer, Charles S. Yeh, David A. Howell, Pavlin B. Entchev, Eric R. Grueschow +6 more 2017-08-08
9695675 High-rate injection screen assembly with checkable ports 2017-07-04
9677383 Erosion ports for shunt tubes John S. Sladic, Stephen McNamee, John P. Broussard, Floyd R. Simonds 2017-06-13
9638013 Apparatus and methods for well control Charles S. Yeh, Tracy J. Moffett, John S. Sladic, Stephen McNamee 2017-05-02