Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8196654 | Expandable centralizer for expandable pipe string | Eugene Edward Miller, Donald Elwin McDowell | 2012-06-12 |
| 8028748 | Tubular control apparatus | Burney J. Laitolais, Jr., David Stokes, Dougal Hugo Brown | 2011-10-04 |
| 7878241 | Expandable centralizer for expandable pipe string | Eugene Edward Miller, Donald Elwin McDowell | 2011-02-01 |
| 7845061 | Low clearance centralizer and method of making centralizer | Eugene Edward Miller, Jimmy Young | 2010-12-07 |
| 7490677 | Stabbing guide adapted for use with saver sub | Jon Andrew Veverica, Robert Gregory Dieste, Jeremy Richard Angelle | 2009-02-17 |
| 7337853 | Top feed of control lines to a reciprocating spider | Luciano Spadoni, Edward Sinclair, Brian David Begnaud, Charles Michael Webre | 2008-03-04 |
| 6889772 | Method and apparatus for installing control lines in a well | Luciano Spadoni, Edward Sinclair | 2005-05-10 |
| 6712144 | Method for drilling multilateral wells with reduced under-reaming and related device | — | 2004-03-30 |
| 6679325 | Minimum clearance bow-spring centralizer | — | 2004-01-20 |
| 6510898 | Positioning assembly | — | 2003-01-28 |
| 6488095 | Method and apparatus for orienting a whipstock in an earth borehole | — | 2002-12-03 |
| 6457519 | Expandable centralizer | — | 2002-10-01 |
| 6244339 | Apparatus for and a method of drilling a lateral borehole | — | 2001-06-12 |
| 6116354 | Rotary steerable system for use in drilling deviated wells | — | 2000-09-12 |
| 6105675 | Downhole window milling apparatus and method for using the same | Allen F. Bollinger | 2000-08-22 |
| 5915474 | Multiple drain drilling and production apparatus | Roland Wessel | 1999-06-29 |
| 5096001 | MWD tool for deep, small diameter boreholes | Allen Duckworth | 1992-03-17 |