Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061206 | Casing thickness evaluation method | Alexei Bolshakov, Edward Domangue, Joseph Gregory Barolak | 2011-11-22 |
| 8004932 | Identification of stress in formations using angles of fast and slow dipole waves in borehole acoustic logging | Yibing Zheng, Daniel Moos, Xiao Ming Tang, Vladimir Dubinsky | 2011-08-23 |
| 7970544 | Method and apparatus for characterizing and estimating permeability using LWD Stoneley-wave data | Xiao Ming Tang | 2011-06-28 |
| 7911877 | Active noise cancellation through the use of magnetic coupling | Xiao Ming Tang, Alexei Bolshakov | 2011-03-22 |