Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359112 | Hybrid diamond insert platform locator and retention method | Joe W. Vincent, William J. Baker | 1982-11-16 |
| 4359335 | Method of fabrication of rock bit inserts of tungsten carbide (WC) and cobalt (Co) with cutting surface wear pad of relative hardness and body portion of relative toughness sintered as an integral composite | — | 1982-11-16 |
| 4343371 | Hybrid rock bit | William J. Baker, Charles R. Harris | 1982-08-10 |