Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7861809 | Rotary drag bit with multiple backup cutters | David Gavia, Ryan J. Hanford, Jason E. Hoines, Matthew R. Isbell, Eric E. McClain +1 more | 2011-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7861809 | Rotary drag bit with multiple backup cutters | David Gavia, Ryan J. Hanford, Jason E. Hoines, Matthew R. Isbell, Eric E. McClain +1 more | 2011-01-04 |