Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9284824 | Method and apparatus for expendable tubing-conveyed perforating gun | Javier Fadul, Paul D. Ringgenberg, Randy Moore, Michael Linley Fripp, Dennis Crowdis +2 more | 2016-03-15 |
| 8967257 | Method and apparatus for expendable tubing-conveyed perforating gun | Javier Fadul, Paul D. Ringgenberg, Randy Moore, Michael Linley Fripp, Dennis Crowdis +2 more | 2015-03-03 |
| 8960998 | System and method of mixing a formation fluid sample in a downhole sampling chamber with a magnetic mixing element | Paul D. Ringgenberg, Vincent P. Zeller, Donald H. Perkins | 2015-02-24 |
| 8794335 | Method and apparatus for expendable tubing-conveyed perforating gun | Javier Fadul, Paul D. Ringgenberg, Randy Moore, Michael Linley Fripp, Dennis Crowdis +2 more | 2014-08-05 |
| RE41118 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, John C. Gano +8 more | 2010-02-16 |
| 7404437 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, John C. Gano +7 more | 2008-07-29 |
| 7252142 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, John C. Gano +7 more | 2007-08-07 |
| 6854522 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, John C. Gano +12 more | 2005-02-15 |
| 6160492 | Through formation electromagnetic telemetry system and method for use of the same | — | 2000-12-12 |