Mingdong Xu — 5 Patents at Evolution Engineering

Issued Patents 2018

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
10066481	Downhole electromagnetic and mud pulse telemetry apparatus	David A. Switzer, Jili Liu, Aaron W. Logan	2018-09-04
9995134	Electromagnetic pulse downhole telemetry	Jili Liu, Aaron W. Logan, David A. Switzer	2018-06-12
9988896	Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location	David A. Switzer, Jili Liu, Aaron W. Logan	2018-06-05
9988897	Optimizing electromagnetic telemetry transmissions	Jili Liu, Aaron W. Logan, David A. Switzer, Monica E. Varga, Mojtaba Kazemi Miraki	2018-06-05
9903198	Downhole electromagnetic and mud pulse telemetry apparatus	David A. Switzer, Jili Liu, Aaron W. Logan	2018-02-27