Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11561319 | Software tuning of borehole imagers | Burkay Donderici, Baris Guner | 2023-01-24 |
| 11543555 | Method to estimate formation resistivity | Muralidhar Seshadri, Gary Kainer, Baris Guner | 2023-01-03 |
| 11442193 | Passive arm for bi-directional well logging instrument | — | 2022-09-13 |
| 11415534 | Interspersing different wait times in trainlet and partial recovery sequences | Lilong Li, Yuesheng Cheng, Arcady Reiderman, Songhua Chen | 2022-08-16 |
| 11333787 | Electromagnetic insulating component used in well logging tool pad | Junwen Dai, Burkay Donderici | 2022-05-17 |
| 11118425 | Pumpdown regulator | Edward Harrigan, Randolph S. Coles | 2021-09-14 |
| 10996365 | RF flip angle adjustment in a downhole NMR tool | Lilong Li, Arcady Reidermann, Songhua Chen | 2021-05-04 |
| 10067259 | Downhole detector with reduced ringing | Chang S. Shin, Arcady Reiderman, William D. Johnson | 2018-09-04 |
| 8862406 | Electrical imager operating in oil-based mud and low resistive formation | Gregory B. Itskovich, Fei Le | 2014-10-14 |
| 8669765 | Estimating a parameter of interest with transverse receiver toroid | Hans-Martin Maurer, Rashid W. Khokar | 2014-03-11 |
| 8547103 | Multiple depths of investigation using two transmitters | Hans-Martin Maurer | 2013-10-01 |
| 8427164 | Apparatus and method for reducing effects of eccentricity in induction tools | Sheng Fang | 2013-04-23 |
| 8030938 | Apparatus and method for imaging subsurface materials using a pad having a plurality of electrode sets | Alexandre N. Bespalov, Randy Gold, Gregory B. Itskovich, Tsili Wang | 2011-10-04 |
| 7834622 | Configurable magnet assembly for using in NMR well logging instrument | Arcady Reiderman, Carl M. Edwards | 2010-11-16 |
| 7425827 | Method and apparatus for formation evaluation and borehole size determination | Songhua Chen, Carl M. Edwards, Thomas Kruspe, Martin Blanz, Holger Thern | 2008-09-16 |
| 7420373 | Magnetic head for conductivity imaging for use in boreholes | Arcady Reiderman | 2008-09-02 |
| 7301337 | Frequency dithering to avoid excitation pulse ringing | — | 2007-11-27 |
| 7126333 | Method and apparatus for correcting ringing in NMR signals | Daniel T. Georgi | 2006-10-24 |
| 6897651 | Method for eliminating effects of acoustic excitations in NMR data | Arcady Reiderman, Zinovy B. Krugliak | 2005-05-24 |
| 6597170 | Optimal excitation pulse shaping for multi-frequency measurements in NMR logging | Gregory B. Itskovich, Arcady Reiderman, Songhua Chen | 2003-07-22 |
| 6580273 | Side-looking NMR probe for oil well logging | Arcady Reiderman | 2003-06-17 |
| 6525535 | NMR apparatus for oil well logging of large and small diameter wells | Arcady Reiderman | 2003-02-25 |
| 6452388 | Method and apparatus of using soft non-ferritic magnetic material in a nuclear magnetic resonance probe | Arcady Reiderman | 2002-09-17 |
| 6445180 | Nuclear magnetic resonance tool with active RF spoiler antenna | Arcady Reiderman | 2002-09-03 |
| 6437564 | Estimate of transversal motion of the NMR tool during logging | Gregory B. Itskovich, Arcady Reiderman | 2002-08-20 |