Issued Patents All Time
Showing 76–77 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531871 | Extension assembly for an electromagnetic antenna and method of connection | Byron John Sand | 2003-03-11 |
| 6328119 | Adjustable gauge downhole drilling assembly | Ian Gillis, Gary M. Crase, Laurier E. Comeau, Charles M. Reid, Paul Donald Roberts +2 more | 2001-12-11 |