ALEXANDRIA, Va., April 2 -- United States Patent no. 12,266,869, issued on April 1, was assigned to Halliburton Energy Services Inc. (Houston).
"Co-located antennas" was invented by Anand Prakash (Tomball, Texas) and Matthew Chase Griffing (Kingwood, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "An antenna assembly includes a tool mandrel having a tool axis; a first coil antenna including a first plurality of windings wrapped about the tool mandrel, wherein the first coil antenna is arranged in a first orientation and wherein portions of the first plurality of windings are wrapped about the tool mandrel at a first winding angle defined with respect to the tool axis; and a second coil antenna co-locate...