ALEXANDRIA, Va., June 6 -- United States Patent no. 12,279,790, issued on April 22, was assigned to Stent Tek Ltd. (London).

"Apparatus for orientation display and alignment in percutaneous devices" was invented by Sorin Popa (London) and Robert Dickinson (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the present invention relate to an apparatus for determining alignment between a source device and a target device. The apparatus comprises the source device, the target device, and a processing system. The source device comprises a first spatially variant field generator for generating a first spatially variant electric field, and a second spatially variant field generator for generating a s...