Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9771760 | Rotational drill bits and drilling apparatuses including the same | E. Sean Cox | 2017-09-26 |
| 9598910 | Rotational drill bits and drilling apparatuses including the same | E. Sean Cox | 2017-03-21 |