ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,188, issued on March 25, was assigned to Million Fame Technology Ltd. (China).
"Bone conduction loudspeaker" was invented by Zhiyu Zhang (Frisco, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bone conduction loudspeaker is disclosed. The loudspeaker includes a conductive case, a sound control plate arranged at one end of the conductive case and contacting with the conductive case, and an accommodating space surrounded by the conductive case and the sound control plate. The accommodating space accommodates a coil for generating a magnetic field and a magnetic assembly. The magnetic assembly, the conductive case and the sound control plate f...