Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647449 | Crowned surface with PDC layer | — | 1997-07-15 |
| 5641921 | Low temperature, low pressure, ductile, bonded cermet for enhanced abrasion and erosion performance | Barton Hampshire | 1997-06-24 |
| 5630479 | Cutting element for drill bits | — | 1997-05-20 |
| 5624068 | Diamond tools for rock drilling, metal cutting and wear part applications | Mats Waldenstrom, Udo Fischer, Lars H. Hillert | 1997-04-29 |