PD

Patrick R. Derkacz

EE Evolution Engineering: 15 patents #4 of 18Top 25%
Overall (2018): #2,661 of 503,207Top 1%
15
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10156102 Gap assembly for EM data telemetry Aaron W. Logan, Justin C. Logan 2018-12-18
10125904 Sealing gasket and method for creating same Hasan Alper Hepguvendik, Aaron W. Logan, Justin C. Logan, Gavin Gaw-Wae Lee, Luke Anthony Stack +2 more 2018-11-13
10119393 Optimizing downhole data communication with at bit sensors and nodes Aaron W. Logan, Justin C. Logan, Jili Liu, David A. Switzer, Robert A. Harris +2 more 2018-11-06
10078154 Downhole system with integrated backup sensors Aaron W. Logan, Justin C. Logan, Barry Daniel Buternowsky, Mojtaba Kazemi Miraki 2018-09-18
10030501 Downhole probe centralizer Aaron W. Logan, Justin C. Logan 2018-07-24
10006257 Centralizer for downhole probes Aaron W. Logan, Justin C. Logan 2018-06-26
9988855 Methods and apparatus for generating electromagnetic telemetry signals Aaron W. Logan, Daniel W. Ahmoye, David A. Switzer, Justin C. Logan, Mojtaba Kazemi Miraki 2018-06-05
9976415 Electromagnetic telemetry system with compensation for drilling fluid characteristics Justin C. Logan, Aaron W. Logan 2018-05-22
9976414 Downhole probe assembly with bluetooth device David A. Switzer, Jili Liu, Aaron W. Logan 2018-05-22
9951603 Methods and apparatus for downhole probes Jili Liu, Aaron W. Logan, Justin C. Logan, David A. Switzer 2018-04-24
9945227 Mixed-mode telemetry systems and methods Justin C. Logan, Mojtaba Kazemi Miraki, Aaron W. Logan, Daniel W. Ahmoye, Barry Daniel Buternowsky 2018-04-17
9932776 Pinned electromagnetic telemetry gap sub assembly Aaron W. Logan, Justin C. Logan, David A. Switzer 2018-04-03
9909369 Electromagnetic telemetry gap sub assembly with insulating collar Aaron W. Logan, Daniel W. Ahmoye, David A. Switzer, Justin C. Logan, Mojtaba Kazemi Miraki 2018-03-06
9874083 Downhole probes and systems Aaron W. Logan, Justin C. Logan, David A. Switzer 2018-01-23
9863239 Selecting transmission frequency based on formation properties Aaron W. Logan, Justin C. Logan 2018-01-09