ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,524, issued on Nov. 11, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Ear-worn device and reproduction method" was invented by Shinichiro Kurihara (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ear-worn device includes: a microphone that obtains a sound and outputs a first sound signal of the sound obtained; a DSP that outputs a second sound signal based on the first sound signal, when determining that the sound satisfies a predetermined requirement relating to a noise component contained in the sound and the sound contains human voice; a loudspeaker that outputs a reproduced sound based on the...