Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7854258 | Self-anchoring device with force amplification | Todor Sheiretov, Robin A. Ewan, Carl J. Roy, Matthew Billingham, Franz Aguirre | 2010-12-21 |
| 7516782 | Self-anchoring device with force amplification | Todor Sheiretov, Robin A. Ewan, Carl J. Roy, Matthew Billingham, Franz Aguirre | 2009-04-14 |
| 6979174 | Stage pump having composite components | Arthur I. Watson | 2005-12-27 |
| 6698521 | System and method for removing solid particulates from a pumped wellbore fluid | Peter Schrenkel, Jimmie H. Naylor, Roy Fleshman, Kevin T. Scarsdale, Rodger D. Lacy | 2004-03-02 |
| 6394183 | System and method for removing solid particulates from a pumped wellbore fluid | Peter Schrenkel, Jimmie H. Naylor, Roy Fleshman, Kevin T. Scarsdale, Rodger D. Lacy | 2002-05-28 |
| 6106224 | Downthrust pads for submersible centrifugal pumps | Ketankumar Kantilal Sheth | 2000-08-22 |