David McMahon
3Patents
2h-index
7Co-inventors
37Inventor score
Filing activity: Apr 29, 1997 → Oct 29, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6957703B2 | Closure mechanism with integrated actuator for subsurface valves | Fixed Constructions | 62 | Expired |
| US5973608A | Remotely activated electrical control arrangement | Electricity | 15 | Expired |
| US9695685B2 | Systems and methods for detecting and communicating failure of integral surge suppression in drive systems for downhole equipment | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.