David A. Castillo
4Patents
3h-index
7Co-inventors
39Inventor score
Filing activity: Feb 21, 2007 → Apr 23, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8190369B2 | System and method for stress field based wellbore steering | Physics | 8 | Active |
| US9238942B2 | System and method for stress field based wellbore steering | Physics | 5 | Active |
| US8365827B2 | Fracturing method to reduce tortuosity | Fixed Constructions | 5 | Active |
| US7529624B2 | Method and apparatus for remote characterization of faults in the vicinity of boreholes | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.