Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9273545 | Use of Lamb and SH attenuations to estimate cement Vp and Vs in cased borehole | Alexei Bolshakov, Douglas J. Patterson | 2016-03-01 |
| 8061206 | Casing thickness evaluation method | Alexei Bolshakov, Douglas J. Patterson, Joseph Gregory Barolak | 2011-11-22 |
| 7787327 | Cement bond analysis | Xiao Ming Tang, Alexei Bolshakov | 2010-08-31 |