ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,972, issued on March 11, was assigned to TAIYO YUDEN Co. LTD. (Tokyo).
"Acoustic wave resonator, filter, and multiplexer" was invented by Shodai Harai (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave resonator includes two comb-shaped electrodes provided on a piezoelectric substrate, each of the comb-shaped electrodes including electrode fingers and a bus bar coupled to the electrode fingers, an acoustic velocity of an acoustic wave propagating through a gap region, which is located between tips of electrode fingers of one of the comb-shaped electrodes and a bus bar of the other of the comb-shaped electrodes, being equal to or...