Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7866383 | Sand control screen assembly and method for use of same | Ronald Glen Dusterhoft, Kim Vance Thornton, Carl Bismark Ferguson, Floyd R. Simonds, William Mark Richards | 2011-01-11 |
| 7866405 | Securement of lines to well sand control screens | William Mark Richards | 2011-01-11 |