Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056625 | Formation evaluation while drilling | Steven G. Villareal, Michael J. Stucker, Khanh Duong | 2011-11-15 |
| 8022561 | Kinetic energy harvesting in a drill string | Albert Hoefel | 2011-09-20 |
| 7937223 | Downhole fluid analysis | Stephane Vannuffelen, Akira Kamiya, Steven G. Villareal, Tsutomu Yamate | 2011-05-03 |
| 7878244 | Apparatus and methods to perform focused sampling of reservoir fluid | Ray Nold, III, Alexander F. Zazovsky, Ricardo Vasques, Steven G. Villareal, Albert Hoefel | 2011-02-01 |