Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578636 | Horizontal directional drilling in wells | Henry Mazorow, Chris Sanfelice | 2003-06-17 |
| 6561290 | Downhole mud motor | Joseph L. Ficken, Daniel J. Richards | 2003-05-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578636 | Horizontal directional drilling in wells | Henry Mazorow, Chris Sanfelice | 2003-06-17 |
| 6561290 | Downhole mud motor | Joseph L. Ficken, Daniel J. Richards | 2003-05-13 |