Inventor

SINHA BIKASH K

US53 patents

⚠️ This page may combine multiple inventors who share the name “SINHA BIKASH K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SINHA BIKASH K

SCHLUMBERGER TECHNOLOGY CORP

Determining stress parameters of formations from multi-mode velocity data

Method for estimating formation in-situ stress magnitudes using a sonic borehole tool

System and method for estimating subsurface principal stresses from seismic reflection data

Determination of anisotropic moduli of earth formations

Determination of stress characteristics of earth formations

Determination of dipole shear anisotropy of earth formations

Sonic well logging for characterizing earth formations

Sonic well logging for radial profiling

Measurement of nonlinear properties of formation using sonic borehole tool while changing pressure in borehole

Identification of stress induced anisotropy in formations

Surface acoustic wave sensors

Stress-compensated quartz resonators

Anisotropy measurement while drilling

Use of an effective tool model in sonic logging data processing

Dual-mode thickness-shear quartz pressure sensors for high pressure and high temperature applications

Surface acoustic wave sensors

Surface acoustic wave sensors

Radial profiling of formation mobility using horizontal and vertical shear slowness profiles

Rounded wall surface acoustic wave sensors

Quadrupole acoustic shear wave logging while drilling

Stoneley radial profiling of formation shear slowness

Acoustic multi-modality inversion for cement integrity analysis

In-situ determination of yield stress state of earth formations

Pump off measurements for quality control and wellbore stability prediction

System and method for detection of near-wellbore alteration using acoustic data

Methods for processing dispersive acoustic waveforms

Stress and temperature compensated surface acoustic wave devices

Methods for characterizing multi-string cased wells using wide frequency bandwidth signals

Method for estimating anisotropic mechanical properties of a reservoir using sonic logging data

Surface acoustic wave sensors

Surface acoustic wave sensors

Method for determining formation properties by inversion of multisensor wellbore logging data

Resonator applications for langasite and its isomorphs

Low thermal response time surface acoustic wave sensors

Multi-frequency inversion of modal dispersions for estimating formation anisotropy constants

Determining shear slowness from dipole source-based measurements acquired by a logging while drilling acoustic measurement tool

Estimating formation stresses using radial profiles of three shear moduli

System and methodology for determining fracture attributes in a formation

Torsional wave logging

Torsional wave logging

SINHA BIKASH K

Cased-hole radial profiling of shear parameters from sonic measurements

Use of an effective tool model in sonic logging data processing

Estimation of depletion or injection induced reservoir stresses using time-lapse sonic data in cased holes

Estimating formation stresses using radial profiles of three shear moduli

Estimating formation stresses using sonic data

Hydraulic fracture characterization using borehole sonic data

PABON JAHIR

Anisotropy measurement while drilling

MATSUMOTO NORIYUKI

Pressure transducer

BRATTON TOM R

Method of using dipole compressional data to determine properties of a subterranean structure

PISTRE VIVIAN

Method and system to determine the geo-stresses regime factor Q from borehole sonic measurement modeling