Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8714240 | Method for cooling a rotating control device | Thomas F. Bailey, Don M. Hannegan, Mark F. Gravouia | 2014-05-06 |
| 8701796 | System for drilling a borehole | Thomas F. Bailey, Danny W. Wagoner | 2014-04-22 |
| 8408297 | Remote operation of an oilfield device | Thomas F. Bailey, Danny W. Wagoner | 2013-04-02 |
| 8353337 | Method for cooling a rotating control head | Thomas F. Bailey, Don M. Hannegan, Mark F. Gravouia | 2013-01-15 |
| 8286734 | Low profile rotating control device | Don M. Hannegan, Thomas F. Bailey, David R. Woodruff, Simon J. Harrall | 2012-10-16 |
| 8113291 | Leak detection method for a rotating control head bearing assembly and its latch assembly using a comparator | Thomas F. Bailey | 2012-02-14 |
| 7934545 | Rotating control head leak detection systems | Thomas F. Bailey | 2011-05-03 |
| 7926593 | Rotating control device docking station | Thomas F. Bailey, Don M. Hannegan, Danny W. Wagoner | 2011-04-19 |
| 7926560 | Solid rubber packer for a rotating control device | Thomas F. Bailey, Mark F. Gravouia | 2011-04-19 |
| 7836946 | Rotating control head radial seal protection and leak detection systems | Thomas F. Bailey, Don M. Hannegan, Mark F. Gravouia | 2010-11-23 |
| 7779903 | Solid rubber packer for a rotating control device | Thomas F. Bailey, Mark F. Gravouia | 2010-08-24 |
| 7487837 | Riser rotating control device | Thomas F. Bailey | 2009-02-10 |
| 7258171 | Internal riser rotating control head | Darryl A. Bourgoyne, Don M. Hannegan, Thomas F. Bailey, Timothy L. Wilson | 2007-08-21 |
| 7159669 | Internal riser rotating control head | Darryl A. Bourgoyne, Don M. Hannegan, Thomas F. Bailey, Timothy L. Wilson | 2007-01-09 |
| 7040394 | Active/passive seal rotating control head | Thomas F. Bailey, Don M. Hannegan | 2006-05-09 |
| 5435585 | Folding ball hitch with safety chain anchor | — | 1995-07-25 |
| D349800 | Trailer jack housing | — | 1994-08-16 |
| 5273256 | Quick-to-ground camper jack | — | 1993-12-28 |
| 5067692 | Swivel jack for a trailer tongue | Barry C. Nudd | 1991-11-26 |
| D317743 | Fifth wheel hitch | — | 1991-06-25 |
| 4960288 | Mounting for fifth wheel hitch | — | 1990-10-02 |
| D304818 | Trailer coupler yoke | — | 1989-11-28 |
| 4826199 | Fifth wheel hitch | — | 1989-05-02 |
| D300815 | Fifth wheel hitch pin box | — | 1989-04-25 |
| D298676 | Trailer jack | — | 1988-11-22 |