Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069937 | Polycrystalline diamond compact including a cemented tungsten carbide substrate that is substantially free of tungsten carbide grains exhibiting abnormal grain growth and applications therefor | Debkumar Mukhopadhyay, Mohammad N. Sani | 2011-12-06 |
| 8061458 | Polycrystalline diamond compact (PDC) cutting element having multiple catalytic elements | Michael A. Vail | 2011-11-22 |
| 8057775 | Polycrystalline diamond materials, methods of fabricating same, and applications using same | Michael A. Vail, Jason K. Wiggins, Jiang Qian, David P. Miess | 2011-11-15 |
| 8020645 | Method of fabricating polycrystalline diamond and a polycrystalline diamond compact | Jiang Qian, Jason K. Wiggins, Michael A. Vail, Debkumar Mukhopadhyay | 2011-09-20 |
| 7998573 | Superabrasive compact including diamond-silicon carbide composite, methods of fabrication thereof, and applications therefor | Jiang Qian, Michael A. Vail, Jason K. Wiggins, Jim I. Dewberry, David P. Miess | 2011-08-16 |
| 7951213 | Superabrasive compact, drill bit using same, and methods of fabricating same | David P. Miess, Craig H. Cooley | 2011-05-31 |
| 7950477 | Polycrystalline diamond compact (PDC) cutting element having multiple catalytic elements | Michael A. Vail | 2011-05-31 |
| 7866418 | Rotary drill bit including polycrystalline diamond cutting elements | Jiang Qian, Jason K. Wiggins, Michael A. Vail, Debkumar Mukhopadhyay | 2011-01-11 |