Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7805988 | Borehole tester apparatus and methods using dual flow lines | Bryan W. Kasperski, Margaret C. Waid, Dennis Roessler | 2010-10-05 |
| 7252143 | Method and apparatus for anchoring tool in borehole conduit | Freddie L. Sellers, Lucio N. Tello | 2007-08-07 |
| 6300762 | Use of polyaryletherketone-type thermoplastics in a production well | Brian Clark | 2001-10-09 |
| 6102115 | Integral standoff of induction sondes to minimize correction of borehole conductivity effects | Gary A. Hazen, R. David Mathison, Jr., James J. Walulik | 2000-08-15 |
| 6084052 | Use of polyaryletherketone-type thermoplastics in downhole tools | Carl A. Aufdermarsh, Monib M. Monib | 2000-07-04 |
| 6002257 | Method and apparatus for well bore hole-finding with simultaneous borehole or formation sensing | Gary A. Hazen | 1999-12-14 |