Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939474 | Wellbore fluids containing additives for removing a filter cake and methods of using the same | Matthew E. Blauch, David W. Ritter, Sanjay Vitthal | 2011-05-10 |
| 7222672 | Wellbore fluids containing additives for removing a filter cake and methods of using the same | Matthew E. Blauch, David W. Ritter, Sanjay Vitthal | 2007-05-29 |
| 7108083 | Apparatus and method for completing an interval of a wellbore while drilling | Floyd R. Simonds, Morris W. Cox, Terry Dailey, Tommie A. Freeman, Jiten Chatterji +8 more | 2006-09-19 |
| 7048048 | Expandable sand control screen and method for use of same | Philip D. Nguyen, Jimmie D. Weaver, Johnny Barton, Alex Procyk, Jackie M. LaFontaine +4 more | 2006-05-23 |
| 6766862 | Expandable sand control device and specialized completion system and method | Jiten Chatterji, Ronald Glen Dusterhoft, Tommy Frank Grigsby, Travis Hailey, Jackie M. LaFontaine +4 more | 2004-07-27 |
| 6562764 | Invert well service fluid and method | Steven Blattel, Michael H. Hoff | 2003-05-13 |
| 6543545 | Expandable sand control device and specialized completion system and method | Jiten Chatterji, Ronald Glen Dusterhoft, Tommy Frank Grigsby, Travis Hailey, Jackie M. LaFontaine +4 more | 2003-04-08 |