Issued Patents All Time
Showing 76–100 of 127 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10302803 | Measurement correction apparatus, methods, and systems | Ferhat Turker Celepcikay, Burkay Donderici, Junsheng Hou | 2019-05-28 |
| 10302800 | Correcting for monitoring electrodes current leakage in galvanic tools | Ahmed Elsayed Fouda, Burkay Donderici | 2019-05-28 |
| 10295698 | Multi-component induction logging systems and methods using selected frequency inversion | Dagang Wu, Junsheng Hou, Burkay Donderici | 2019-05-21 |
| 10288583 | Defect discrimination apparatus, methods, and systems | Paul Chang, Reza Khalaj Amineh, Aixa Maria Rivera-Rios | 2019-05-14 |
| 10267944 | Apparatus and methods of reducing error in measurements | — | 2019-04-23 |
| 10254431 | Laterolog array tool for performing galvanic measurement | — | 2019-04-09 |
| 10241228 | Apparatus and methods to find a position in an underground formation | Baris Guner, Burkay Donderici | 2019-03-26 |
| 10227861 | Cross-coupling based determination of anisotropic formation properties | Dagang Wu | 2019-03-12 |
| 10215885 | Precise calibration for galvanic tools | Burkay Donderici, Ferhat Turker Celepcikay | 2019-02-26 |
| 10203193 | Apparatus and methods to find a position in an underground formation | Baris Guner, Burkay Donderici | 2019-02-12 |
| 10174609 | Establishing electrical communication with out-of-casing components | Boguslaw Wiecek | 2019-01-08 |
| 10175378 | System and method of focusing an array laterolog | Shanjun Li, Michael S. Bittar, Jing Li | 2019-01-08 |
| 10139516 | Apparatus and methods to find a position in an underground formation | Baris Guner, Burkay Donderici | 2018-11-27 |
| 10139371 | Casing defect determination using eddy current techniques | Reza Khalaj Amineh, Burkay Donderici | 2018-11-27 |
| 10119394 | Multi-frequency dielectric borehole imager | Burkay Donderici | 2018-11-06 |
| 10031254 | Electrode-based tool measurement corrections based on leakage currents estimated using a predetermined internal impedance model or table | Ahmed Elsayed Fouda, Burkay Donderici | 2018-07-24 |
| 10001581 | Resistivity logging tool with excitation current control | Daniel Viassolo, Abdul Qadir Shabbir, Joni Polili Lie, Alberto Quintero, Burkay Donderici | 2018-06-19 |
| 9971058 | Correction of galvanic tool data to account for rugosity and cave effect | Ahmed Elsayed Fouda, David Orlando Torres | 2018-05-15 |
| 9958567 | Rotational wellbore ranging | Christopher Golla, Randal Thomas Beste, Svetozar Simeonov, Burkay Donderici | 2018-05-01 |
| 9927551 | Multifrequency processing to determine formation properties | Junsheng Hou, Dagang Wu, Burkay Donderici | 2018-03-27 |
| 9910180 | Full tensor micro-impedance imaging | Burkay Donderici, Ferhat Turker Celepcikay | 2018-03-06 |
| 9897715 | Multi-axial induction borehole imager | Burkay Donderici, Ferhat Turker Celepcikay | 2018-02-20 |
| 9851428 | Apparatus and method for temperature independent balancing of a tool | Shanjun Li, Burkay Donderici, Wesley Neil Ludwig | 2017-12-26 |
| 9823380 | Compensated borehole and pipe survey tool with conformable sensors | Burkay Donderici | 2017-11-21 |
| 9745845 | Casing defect determination using stored defect response information | Reza Khalaj Amineh, Burkay Donderici | 2017-08-29 |