Wei Han
33Patents
15h-index
60Co-inventors
84Inventor score
Filing activity: Mar 14, 2000 → Oct 18, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6378357B1 | Method of fluid rheology characterization and apparatus therefor | Physics | 93 | Expired |
| US6672163B2 | Acoustic sensor for fluid characterization | Physics | 68 | Expired |
| US6619394B2 | Method and apparatus for treating a wellbore with vibratory waves to remove particles therefrom | Fixed Constructions | 67 | Expired |
| US6470749B1 | Method and apparatus for pulsed ultrasonic doppler measurement of wall deposition | Physics | 60 | Expired |
| US7318471B2 | System and method for monitoring and removing blockage in a downhole oil and gas recovery operation | Physics | 55 | Expired |
| US7216738B2 | Acoustic stimulation method with axial driver actuating moment arms on tines | Physics | 45 | Expired |
| US7213681B2 | Acoustic stimulation tool with axial driver actuating moment arms on tines | Fixed Constructions | 45 | Expired |
| US6568271B2 | Guided acoustic wave sensor for pipeline build-up monitoring and characterization | Physics | 43 | Expired |
| US6513385B1 | Acoustic sensor for pipeline deposition characterization and monitoring | Physics | 41 | Expired |
| US8117907B2 | Caliper logging using circumferentially spaced and/or angled transducer elements | Fixed Constructions | 39 | Active |
| US6401538B1 | Method and apparatus for acoustic fluid analysis | Physics | 36 | Expired |
| US6817229B2 | Acoustic sensor for fluid characterization | Physics | 34 | Expired |
| US7587936B2 | Apparatus and method for determining drilling fluid acoustic properties | Fixed Constructions | 31 | Active |
| US6755079B1 | Method and apparatus for determining fluid viscosity | Fixed Constructions | 26 | Expired |
| US6829947B2 | Acoustic Doppler downhole fluid flow measurement | Physics | 24 | Expired |
| US6938458B2 | Acoustic doppler downhole fluid flow measurement | Physics | 12 | Expired |
| US10465509B2 | Collocated multitone acoustic beam and electromagnetic flux leakage evaluation downhole | Physics | 10 | Active |
| US9366133B2 | Acoustic standoff and mud velocity using a stepped transmitter | Physics | 5 | Active |
| US6701787B2 | Acoustic sensor for pipeline deposition characterization and monitoring of pipeline deposits | Physics | 4 | Expired |
| US7591343B2 | Apparatuses for generating acoustic waves | Physics | 4 | Expired |
| US10222501B2 | Televiewer image wood-grain reduction techniques | Physics | 4 | Active |
| US9702855B2 | Acoustic interface device | Physics | 3 | Active |
| US11361004B2 | Efficient data relationship mining using machine learning | Physics | 3 | Active |
| US9567846B2 | Devices and methods for downhole acoustic imaging | Physics | 3 | Active |
| US10605944B2 | Formation acoustic property measurement with beam-angled transducer array | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.