Sergey Knizhnik
6Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: Apr 30, 2004 → Jul 28, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8471562B2 | Multi-axial antenna and method for use in downhole tools | Electricity | 37 | Active |
| US7463027B2 | Systems and methods for deep-looking NMR logging | Physics | 36 | Expired |
| US7733086B2 | Systems and methods for deep-looking NMR logging | Physics | 33 | Active |
| US9632201B2 | Multi-axial antenna and method for use in downhole tools | Electricity | 5 | Active |
| US8421454B2 | High-resolution wireline nuclear magnetic resonance tool | Physics | 4 | Active |
| US9121960B2 | Multi-axial antenna and method for use in downhole tools | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.