Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6915848 | Universal downhole tool control apparatus and methods | Zheng Rong Xu, Sarmad Adnan, Michael H. Kenison | 2005-07-12 |
| 6907927 | Method and apparatus to vibrate a downhole component | Shunfeng Zheng, Benjamin Peter Jeffryes, Lawrence J. Leising | 2005-06-21 |