Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722497 | Roller cone gage surface cutting elements with multiple ultra hard cutting surfaces | William D. Vanderford, Thomas M. Dennis | 1998-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722497 | Roller cone gage surface cutting elements with multiple ultra hard cutting surfaces | William D. Vanderford, Thomas M. Dennis | 1998-03-03 |