ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,225, issued on March 17, was assigned to Harman International Industries Inc. (Stamford, Conn.).
"Charging box for earphones" was invented by Linyong Fan (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A charging box for wireless earphones includes a battery; a plurality of contacts configured to be in contact with the wireless earphones when the wireless earphones are provided in the charging box; a charging circuit configured to electrically couple the battery to the plurality of contacts for charging the wireless earphones; an audio sensor configured to sense environment sounds and provide signals representative of the environmen...