Jili Liu — 7 Patents at Evolution Engineering

Issued Patents 2018

Showing 1–7 of 7 patents

Patent #	Title	Co-Inventors	Date
10151196	Downhole telemetry	Aaron W. Logan, David A. Switzer, Justin C. Logan	2018-12-11
10113417	Apparatuses and methods for evaluating systems used in electromagnetic telemetry transmissions	Ming Zhao	2018-10-30
10066481	Downhole electromagnetic and mud pulse telemetry apparatus	David A. Switzer, Aaron W. Logan, Mingdong Xu	2018-09-04
9995134	Electromagnetic pulse downhole telemetry	Aaron W. Logan, Mingdong Xu, 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, Mingdong Xu, Aaron W. Logan	2018-06-05
9951611	Downhole telemetry	Aaron W. Logan, David A. Switzer, Justin C. Logan	2018-04-24
9903198	Downhole electromagnetic and mud pulse telemetry apparatus	David A. Switzer, Aaron W. Logan, Mingdong Xu	2018-02-27