Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502634 | Interface monitoring placement system | Michael A. Evans | 2003-01-07 |
| 6003607 | Wellbore equipment positioning apparatus and associated methods of completing wells | Karluf Hagen, Colby M. Ross, Ralph H. Echols | 1999-12-21 |