John Daniel Belnap
16Patents
4h-index
32Co-inventors
56Inventor score
Filing activity: Dec 6, 2004 → Feb 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7350601B2 | Cutting elements formed from ultra hard materials having an enhanced construction | Emerging Cross-Sectional Technologies | 171 | Expired |
| US7473287B2 | Thermally-stable polycrystalline diamond materials and compacts | Emerging Cross-Sectional Technologies | 118 | Expired |
| US7757791B2 | Cutting elements formed from ultra hard materials having an enhanced construction | Emerging Cross-Sectional Technologies | 53 | Active |
| US9482056B2 | Solid PCD cutter | Fixed Constructions | 7 | Active |
| US11578538B2 | Cutting element with nonplanar face to improve cutting efficiency and durability | Fixed Constructions | 2 | Active |
| US11492852B2 | Mechanical locking of cutting element with carbide matrix | Performing Operations; Transporting | 1 | Active |
| US10352105B2 | Sintering of thick solid carbonate-based PCD for drilling application | Fixed Constructions | 0 | Active |
| US11840891B2 | Cutting elements with modified diamond surface | Chemistry; Metallurgy | 0 | Active |
| US11021913B2 | Direct casting of ultrahard insert in bit body | Performing Operations; Transporting | 0 | Active |
| US10781643B2 | Cutting elements formed from combinations of materials and bits incorporating the same | Fixed Constructions | 0 | Active |
| US10456889B2 | Shear cutter with improved wear resistance of WC—Co substrate | Fixed Constructions | 0 | Active |
| US8881851B2 | Thermally-stable polycrystalline diamond materials and compacts | Emerging Cross-Sectional Technologies | 0 | Active |
| US12078016B2 | Downhole cutting tool having cutting element with nonplanar face to improve cutting efficiency and durability | Fixed Constructions | 0 | Active |
| US11008815B2 | Cutting elements with impact resistant diamond body | Fixed Constructions | 0 | Active |
| US11828108B2 | Angled chisel insert | Fixed Constructions | 0 | Active |
| US7757788B2 | Ultrahard composite constructions | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.