Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9151136 | Cementing whipstock apparatus and methods | — | 2015-10-06 |
| 8820437 | Cementing whipstock apparatus and methods | Charles H. Dewey, John E. Campbell, Shantanu N. Swadi, Philip M. Gregurek | 2014-09-02 |
| 8590623 | Downhole tools and methods of setting in a wellbore | — | 2013-11-26 |