Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968905 | Distributed control system | Sarmad Adnan, Matthew Rouse, Weibin Lu, Kent C. Opel | 2005-11-29 |
| 6907927 | Method and apparatus to vibrate a downhole component | Benjamin Peter Jeffryes, Hubertus V. Thomeer, Lawrence J. Leising | 2005-06-21 |
| 6571870 | Method and apparatus to vibrate a downhole component | Benjamin Peter Jeffryes, Hubertus V. Thomeer, Lawrence J. Leising | 2003-06-03 |