Robert Delwiche
8Patents
6h-index
11Co-inventors
60Inventor score
Filing activity: Apr 17, 1995 → May 20, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6296069A | Bladed drill bit with centrally distributed diamond cutters | Fixed Constructions | 136 | Expired |
| US5755299A | Hardfacing with coated diamond particles | Emerging Cross-Sectional Technologies | 101 | Expired |
| US5755298A | Hardfacing with coated diamond particles | Emerging Cross-Sectional Technologies | 80 | Expired |
| US5560439A | Method and apparatus for reducing the vibration and whirling of drill bits and the bottom hole assembly in drilling used to drill oil and gas wells | Fixed Constructions | 21 | Expired |
| US5823277A | Cutting edge for monobloc drilling tools | Fixed Constructions | 15 | Expired |
| US6102142A | Drilling tool with shock absorbers | Fixed Constructions | 9 | Expired |
| US8960335B2 | Bit for drilling wells and associated drilling method | Fixed Constructions | 2 | Active |
| US10323462B2 | Stabilizer-reamer for drill string | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.