Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6727828 | Pressurized system for protecting signal transfer capability at a subsurface location | David L. Malone, Christophe Rayssiguier, Michael Robert Johnson, Joseph Varkey | 2004-04-27 |