Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8576659 | Method and apparatus for acoustic impedance and P-wave anisotropy measurements | Sergey Egerev, Oleg Ovchinnikov, Vladimir Dubinsky, Xiao Ming Tang, Douglas J. Patterson | 2013-11-05 |
| 7032707 | Acoustic isolator downhole applications | Sergey Egerev, Vladimir Belov, Vladimir Dubinsky, Alexei Bolshakov, Victor Tiutekin | 2006-04-25 |
| 6615949 | Acoustic isolator for downhole applications | Sergey Egerev, Vladimir Belov, Vladimir Dubinsky, Alexei Bolshakov, Victor Tiutekin | 2003-09-09 |