ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,633, issued on June 17, was assigned to Halliburton Energy Services Inc. (Houston).

"High voltage protection and receiver saturation prevention apparatus with high voltage peeking functions for downhole logging" was invented by Peng Li (Houston) and Ziyang Li (Spring, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for high voltage protection may comprise a high voltage protection module electrically connected to a transmitter module and a receiver module and a muting module connected to the high voltage protection module and the receiver module. A method for high voltage protection may comprise disposing a downhole tool into a wellbor...