ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,978, issued on June 2, was assigned to Nalu Medical Inc. (Carlsbad, Calif.).

"Devices and methods for positioning external devices in relation to implanted devices" was invented by Lee Fason Hartley (Carlsbad, Calif.), Christopher Linden (Vista, Calif.), Daniel M. Pivonka (Palo Alto, Calif.), Ji-Jon Sit (Carlsbad, Calif.), Lakshmi Narayan Mishra (Carlsbad, Calif.), Logan P. Palmer (Santa Monica, Calif.), Brett Daniel Schleicher (San Francisco), Mark David Londborg (West Hills, Calif.), James Goodman (Shorewood, Minn.), James C. Makous (Carlsbad, Calif.) and Andre Castillo (Encinitas, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stimulation...