Dennis Cisneros
10Patents
9h-index
16Co-inventors
65Inventor score
Filing activity: Apr 10, 1996 → Jun 11, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5839526A | Rolling cone steel tooth bit with enhancements in cutter shape and placement | Fixed Constructions | 87 | Expired |
| US6533051B1 | Roller cone drill bit shale diverter | Fixed Constructions | 63 | Expired |
| US5967245A | Rolling cone bit having gage and nestled gage cutter elements having enhancements in materials and geometry to optimize borehole corner cutting duty | Fixed Constructions | 59 | Expired |
| US7703557B2 | Fixed cutter bit with backup cutter elements on primary blades | Fixed Constructions | 52 | Active |
| US6510909B2 | Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty | Fixed Constructions | 43 | Expired |
| US5868213A | Steel tooth cutter element with gage facing knee | Fixed Constructions | 38 | Expired |
| US5833020A | Rolling cone bit with enhancements in cutter element placement and materials to optimize borehole corner cutting duty | Fixed Constructions | 35 | Expired |
| US5915486A | Cutter element adapted to withstand tensile stress | Fixed Constructions | 30 | Expired |
| US5853055A | Rock bit with an extended center jet | Fixed Constructions | 15 | Expired |
| US6390210B1 | Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty | Fixed Constructions | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.