Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8561691 | Method and apparatus for erosion control for use with flow control devices | Barbara J. A. Zielinska, David Reed | 2013-10-22 |
| 7762334 | Eccentrically-disposed choke injector | Bunker Hill | 2010-07-27 |
| 7584800 | System and method for indexing a tool in a well | Michael D. Heath | 2009-09-08 |
| 5791657 | Seals containing composite non-extrusion springs | David Cain, Rudolf R. Schoen, Jerald L. Smith, Robert Keith Stoddard, Jr., John C. Vicic +3 more | 1998-08-11 |