Emmanuel Legendre
35Patents
12h-index
51Co-inventors
84Inventor score
Filing activity: Sep 28, 2001 → Aug 14, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7960969B2 | Electromagnetic imaging method and device | Physics | 37 | Active |
| US7755361B2 | Apparatus and system for well placement and reservoir characterization | Physics | 33 | Active |
| US7124029B2 | Method for evaluating formation properties | Physics | 26 | Expired |
| US8364404B2 | System and method for displaying data associated with subsurface reservoirs | Physics | 25 | Active |
| US7786733B2 | Apparatus and system for well placement and reservoir characterization | Physics | 25 | Expired |
| US7612565B2 | Apparatus and system for well placement and reservoir characterization | Physics | 21 | Active |
| US8466683B2 | Determining properties of earth formations using the electromagnetic coupling tensor | Physics | 18 | Active |
| US7522471B2 | Multimode acoustic imaging in cased wells | Fixed Constructions | 18 | Expired |
| US8958989B2 | Method and apparatus for removal of the double indication of defects in remote eddy current inspection of pipes | Physics | 16 | Active |
| US8736270B2 | Look ahead logging system | Physics | 14 | Active |
| US9000873B2 | Inductive couplers for use in a downhole environment | Electricity | 12 | Active |
| US7656160B2 | Determining properties of earth formations using the electromagnetic coupling tensor | Physics | 12 | Active |
| US7924013B2 | Apparatus and system for well placement and reservoir characterization | Physics | 10 | Active |
| US8165825B2 | Method for electromagnetically measuring physical parameters of a pipe | Physics | 4 | Active |
| US9442211B2 | Look ahead logging system | Physics | 3 | Active |
| US7689362B2 | Determining the impedance of material behind a casing in a borehole | Physics | 3 | Expired |
| US10012753B2 | Measurement compensation using multiple electromagnetic transmitters | Physics | 2 | Active |
| US10371781B2 | Gain-corrected measurements | Physics | 2 | Active |
| US8884623B2 | Methods for determining dielectric permittivity spectrum of underground rock formations | Chemistry; Metallurgy | 2 | Active |
| US8754650B2 | Detection of 3D formation structures based on electro-magnetic coupling measurements | Physics | 2 | Active |
| US9476857B2 | Method and apparatus for removal of the double indication of defects in remote eddy current inspection of pipes | Physics | 1 | Active |
| US9182509B2 | System and method for generating true depth seismic surveys | Physics | 1 | Active |
| US10502859B2 | Method and apparatus for determining resistivity of a formation | Physics | 1 | Active |
| US10386527B2 | Dual-guard imager probe | Physics | 1 | Active |
| US9587485B2 | Methods and apparatus to detect fluid distributions | Fixed Constructions | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.