Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9428968 | Rotary drill bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Don C. Rowlett | 2016-08-30 |
| 9347276 | Two prong rotary drill bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Don C. Rowlett | 2016-05-24 |
| 9303511 | Flat cutter bit with cutting insert having edge preparation | Nicholas J. Paros, Stephen M. George, Don C. Rowlett | 2016-04-05 |