Inventor

HOMAN DEAN M

US44 patents

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

HOMAN DEAN M

SCHLUMBERGER TECHNOLOGY CORP

Method and apparatus for directional well logging with a shield having sloped slots

Shielding method and apparatus for selective attenuation of an electromagnetic energy field component

Antenna structures for electromagnetic well logging tools

Current-directing shield apparatus for use with transverse magnetic dipole antennas

Coil shielding method for selective attenuation of an electromagnetic energy field component

Shielding apparatus for selective attenuation of an electromagnetic energy field component

Insulated sleeve with conductive electrodes to reduce borehole effects for an induction tool

Shielded antenna for a downhole logging tool

Apparatus and methods for pressure compensated contact with the borehole wall

Logging tool having shielded triaxial antennas

Electromagnetic logging tool calibration system

Apparatus and methods for determining isotropic and anisotropic formation resistivity in the presence of invasion

Semi-conductive shell for sources and sensors

Insulated sleeve with conductive electrodes to reduce borehole effects for an induction tool

Induction measurements with reduced borehole effects

Apparatus and method to measure fluid resistivity

Flexible circuit for downhole antenna

Detection of borehole currents due to a decentered transverse magnetic dipole transmitter

Antennas for deep induction array tools with increased sensitivities

Method of and apparatus for measuring tensor resistivity

Full tensor gain compensated propagation measurements

Subsurface electromagnetic measurements using cross-magnetic dipoles

Method and apparatus for measuring mud resistivity

Term by term gain calibration of triaxial propagation measurements

Shielded antenna for a downhole logging tool

Methods and apparatus for determining dielectric constant and resistivity with electromagnetic propagation measurements

Multi-frequency electromagnetic tensor measurements

Electric dipole surface antenna configurations for electromagnetic wellbore instrument telemetry

Integrated drilling system

Integrated drilling system

Formation characterization system

Antenna assembly having multiple legs

Geosteering control framework

Gain compensated tensor propagation measurements using collocated antennas

Droppable object with locating system and pressure pulse telemetry actuator for use in a wellbore

HOMAN DEAN M

Gain-corrected measurements

Formation properties from conductivity tensor

Electrically non-conductive sleeve for use in wellbore instrumentation

YANG LIBO

Wireless two-way communication for downhole tools

HARRIGAN EDWARD

Formation evaluation instrument and method

SCHLUMBERGER TECHNOLOGY CT

Subsurface electromagnetic measurements using cross-magnetic dipoles

SEYDOUX JEAN

Directional resistivity measurement for well placement and formation evaluation

Schlumberger Tech Corporation

Geosteering control framework

DYAS SCOTT

Triaxial antenna array having four saddle coils between two axial coils