Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7832503 | Downhole motor with a continuous conductive path | Edward James Cargill, Gueorgui (George) Stovbour, Ryan Federowich | 2010-11-16 |
| 7685732 | Orientation sensing apparatus and a method for determining an orientation | Evan Lloyd Davies, Gary L. Donison, Boguslaw Wiecek, Clint P. Lozinsky, David Wong | 2010-03-30 |
| 7320363 | Energized slip ring assembly | Herman Hinrich Albers, Terrance Dean Maxwell, John Hardin | 2008-01-22 |
| 6531871 | Extension assembly for an electromagnetic antenna and method of connection | Richard Thomas Hay | 2003-03-11 |