Martin E. Poitzsch
55Patents
19h-index
52Co-inventors
87Inventor score
Filing activity: Mar 17, 1997 → Feb 29, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7926562B2 | Continuous fibers for use in hydraulic fracturing applications | Fixed Constructions | 93 | Active |
| US6237404A | Apparatus and method for determining a drilling mode to optimize formation evaluation measurements | Fixed Constructions | 87 | Expired |
| US6566874B1 | Detecting tool motion effects on nuclear magnetic resonance measurements | Physics | 51 | Expired |
| US8096354B2 | Sensing and monitoring of elongated structures | Fixed Constructions | 49 | Active |
| US6373248B1 | Nuclear magnetic resonance logging with azimuthal resolution | Physics | 46 | Expired |
| US6246236A | Apparatus and method for obtaining a nuclear magnetic resonance measurement while drilling | Physics | 45 | Expired |
| US6518758B1 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 41 | Expired |
| US6255817A | Nuclear magnetic resonance logging with azimuthal resolution | Physics | 36 | Expired |
| US5923167A | Pulsed nuclear magnetism tool for formation evaluation while drilling | Physics | 33 | Expired |
| US6366089B1 | Nuclear magnetic resonance logging with azimuthal resolution | Physics | 32 | Expired |
| US6528995B1 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 30 | Expired |
| US7458257B2 | Downhole measurement of formation characteristics while drilling | Fixed Constructions | 30 | Active |
| US6538438B1 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 24 | Expired |
| US6531869B1 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 23 | Expired |
| US7752906B2 | Downhole measurement of formation characteristics while drilling | Fixed Constructions | 22 | Active |
| US7597142B2 | System and method for sensing a parameter in a wellbore | Fixed Constructions | 20 | Active |
| US6642715B2 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 19 | Expired |
| US8056408B2 | Downhole measurement of formation characteristics while drilling | Fixed Constructions | 19 | Active |
| US6400149B1 | Nuclear magnetic resonance apparatus and method for generating an axisymmetric magnetic field having straight contour lines in the resonance region | Physics | 19 | Expired |
| US6392410B1 | Nuclear magnetic resonance apparatus and method for generating an axisymmetric magnetic field having straight contour lines in the resonance region | Physics | 18 | Expired |
| US6184681A | Apparatus and method for computing a distribution of spin-spin relaxation times | Physics | 14 | Expired |
| US6710596B2 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Physics | 13 | Expired |
| US7436185B2 | Highly integrated logging tool | Physics | 11 | Expired |
| US10858931B2 | Enhancing reservoir production optimization through integrating inter-well tracers | Fixed Constructions | 10 | Active |
| US9297251B2 | Drill bit systems with temperature sensors and applications using temperature sensor measurements | Fixed Constructions | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.