Inventor
FULDA CHRISTIAN
DE34 patents
⚠️ This page may combine multiple inventors who share the name “FULDA CHRISTIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
8 patentsUS7256582B2Aug 14, 2007
Method and apparatus for improved current focusing in galvanic resistivity measurement tools for wireline and measurement-while-drilling applications
BAKER HUGHES INC59 citations97
US7272504B2Sep 18, 2007
Real-time imaging while drilling
BAKER HUGHES INC50 citations85
US7554329B2Jun 30, 2009
Method and apparatus for determining formation resistivity ahead of the bit and azimuthal at the bit
BAKER HUGHES INC14 citations83
US10494885B2Dec 3, 2019
Mud pulse telemetry with continuous circulation drilling
BAKER HUGHES INC3 citations73
US10125553B2Nov 13, 2018
Coring tools for managing hydraulic properties of drilling fluid and related methods
BAKER HUGHES INC5 citations72
US9567813B2Feb 14, 2017
Coring tools exhibiting reduced rotational eccentricity and related methods
BAKER HUGHES INC2 citations71
US7823658B2Nov 2, 2010
Analyzing resistivity images for determining downhole events and removing image artifacts
BAKER HUGHES INC3 citations60
US10731423B2Aug 4, 2020
Multi-start thread connection for downhole tools
BAKER HUGHES INC0 citations52
HARTMANN ANDREAS
4 patentsUS8457898B2Jun 4, 2013
System and method for real-time quality control for downhole logging devices
HARTMANN ANDREAS6 citations81
US8073623B2Dec 6, 2011
System and method for real-time quality control for downhole logging devices
HARTMANN ANDREAS7 citations81
US10386536B2Aug 20, 2019
System and method for correction of downhole measurements
HARTMANN ANDREAS2 citations71
US9062540B2Jun 23, 2015
Misalignment compensation for deep reading azimuthal propagation resistivity
HARTMANN ANDREAS1 citations51
BAKER HUGHES OILFIELD OPERATIONS LLC
4 patentsUS12467319B2Nov 11, 2025
Downhole motor with steering capability
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations62
US12435572B2Oct 7, 2025
Downhole component having a variable bending stiffness
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations62
US12497836B2Dec 16, 2025
Steering device, method and system
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations52
US12371951B2Jul 29, 2025
Downhole component having a variable bending stiffness
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations52
PETERS VOLKER
3 patentsUS11459828B2Oct 4, 2022
Drilling apparatus using a self-adjusting deflection device and deflection sensors for drilling directional wells
PETERS VOLKER4 citations84
US11421480B2Aug 23, 2022
Drilling apparatus using a sealed self-adjusting deflection device for drilling directional wells
PETERS VOLKER5 citations84
US11428047B2Aug 30, 2022
Drilling assembly using a self-adjusting tilt device and sensors for drilling directional wellbores
PETERS VOLKER2 citations73
MUELLER STEPHAN
3 patentsHOLLSTEIN SVEN
3 patentsUS10353101B2Jul 16, 2019
System and method to estimate a property in a borehole
HOLLSTEIN SVEN1 citations68
US9562428B2Feb 7, 2017
System and method to estimate a property in a borehole
HOLLSTEIN SVEN2 citations68
US12019198B2Jun 25, 2024
System and method to estimate a property in a borehole
HOLLSTEIN SVEN0 citations57