ALEXANDRIA, Va., June 12 -- United States Patent no. 12,302,078, issued on May 13, was assigned to GRAWE & SCHNEIDER GDBR (Kiefersfelden, Germany).
"Coil" was invented by Christian Seebauer (Nittenau, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Coil, preferably for driving a loudspeaker, comprising a printed circuit board and at least two windings formed as conductors, wherein the conductors have different widths."
The patent was filed on May 12, 2021, under Application No. 17/922,370.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT...