Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8281876 | Reamers and methods for directional drilling | John M. Heieie | 2012-10-09 |
| 7958950 | Reamer and methods for directional drilling | Mark Osadchuk | 2011-06-14 |
| 7730969 | Reamer and methods for directional drilling | Mark Osadchuk | 2010-06-08 |