Inventor · disambiguated record
Martin Folberth
Also filed as: FOLBERTH MARTIN
9 granted patents·4 pending applications·199 citations·filing 2003–2023
88Inventor score
Files withBAKER HUGHES INC7BAKER HUGHES OILFIELD OPERATIONS LLC2BAKER HUGHES A GE CO LLC1FOLBERTH MARTIN1GOREK MATTHIAS1
Top patents by PatentIndex Score
13 records- 0195US7256582B2Method and apparatus for improved current focusing in galvanic resistivity measurement tools for wireline and measurement-while-drilling applicationsBAKER HUGHES INC·Filed 2005·Granted Aug 14, 2007·59 cites·21 claims
- 0283US7141981B2Error correction and calibration of a deep reading propagation resistivity toolBAKER HUGHES INC·Filed 2004·Granted Nov 28, 2006·50 cites·34 claims
- 0380US7679368B2Reflection coefficient measurement for water-based mud resistivity imagingBAKER HUGHES INC·Filed 2006·Granted Mar 16, 2010·17 cites·13 claims
- 0480US6957708B2Electrical imaging in conductive and non-conductive mudBAKER HUGHES INC·Filed 2003·Granted Oct 25, 2005·56 cites·37 claims
- 0573US12345847B2Downhole logging using symmetric and asymmetric compensated resistivity measurementsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Jul 1, 2025·0 cites·20 claims
- 0672US8390295B2Method and apparatus for focusing in resistivity measurement tools using independent electrical sourcesGOREK MATTHIAS·Filed 2008·Granted Mar 5, 2013·11 cites·20 claims
- 0757US12297734B2Downhole bar antenna with distributed windingsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2019·Granted May 13, 2025·0 cites·15 claims
- 0856US8258790B2Oscillator sensor for determining a property of an earth formationFOLBERTH MARTIN·Filed 2008·Granted Sep 4, 2012·6 cites·19 claims
- 0947US10042076B2Resistivity imaging using combination capacitive and inductive sensorsBAKER HUGHES A GE CO LLC·Filed 2016·Granted Aug 7, 2018·0 cites·20 claims
- 1045US2011248716A1Current measurement for water-based mud galvanic electrical imaging and laterolog toolsBAKER HUGHES INC·Filed 2011·Application pending·0 cites
- 1142US2016032715A1Rig telemetry systemMUELLER STEPHAN·Filed 2014·Application pending·0 cites
- 1236US2006017443A1Deep reading propagation resistivity tool for determination of distance to a bed boundary with a transition zoneBAKER HUGHES INC·Filed 2005·Application pending·0 cites
- 1336US2006214664A1OBM sensor with a loop antennaBAKER HUGHES INC·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Martin Folberth files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →