Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355969 | Composite polycrystalline cutting element with improved fracture and delamination resistance | John W. Hardy, Kevin G. Graham, Robert J. Farr | 1994-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355969 | Composite polycrystalline cutting element with improved fracture and delamination resistance | John W. Hardy, Kevin G. Graham, Robert J. Farr | 1994-10-18 |