Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7414407 | Method and apparatus for directional resistivity measurement while drilling | Tsili Wang, Leonty A. Tabarovsky, Boris Tchakarov, John A. Signorelli | 2008-08-19 |
| 7253617 | Method and apparatus for characterizing heavy oil components in petroleum reservoirs | Songhua Chen, Mike Gillen, Mette Stengaard Munkholm, Wei Shao | 2007-08-07 |
| 7057392 | Method and apparatus for directional resistivity measurement while drilling | Tsili Wang, Leonty A. Tabarovsky, Boris Tchakarov, John A. Signorelli | 2006-06-06 |