Alan Hemphill
4Patents
4h-index
5Co-inventors
36Inventor score
Filing activity: Nov 29, 2001 → Jul 1, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6829947B2 | Acoustic Doppler downhole fluid flow measurement | Physics | 24 | Expired |
| US6938458B2 | Acoustic doppler downhole fluid flow measurement | Physics | 12 | Expired |
| US6662884B2 | Method for determining sweep efficiency for removing cuttings from a borehole | Fixed Constructions | 7 | Expired |
| US6986396B2 | Method for determining sweep efficiency for removing cuttings from a borehole | Fixed Constructions | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.