Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982489 | Rotational drill bits and drilling apparatuses including the same | E. Sean Cox | 2018-05-29 |
| 9975210 | Rotational drill bits and drilling apparatuses including the same | E. Sean Cox | 2018-05-22 |