Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7343990 | Rotary rock bit with hardfacing to reduce cone erosion | Rudolf Carl Pessier, James L. Overstreet, Robert J. Buske | 2008-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7343990 | Rotary rock bit with hardfacing to reduce cone erosion | Rudolf Carl Pessier, James L. Overstreet, Robert J. Buske | 2008-03-18 |