Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997354 | Expandable reamers for earth-boring applications and methods of using the same | Steven R. Radford, Scott Shiquiang Shu, Mark E. Morris, Mark R. Kizziar, Anton F. Zahradnik | 2011-08-16 |
| 7882905 | Stabilizer and reamer system having extensible blades and bearing pads and method of using same | Steven R. Radford | 2011-02-08 |