ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,526,587, issued on Jan. 13, was assigned to Olive Union Inc. (Tokyo).

"Hearing device, and method for adjusting hearing device" was invented by Myung Geun Song (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a hearing device and a method for adjusting a hearing device with which adjustments are performed in real-time in accordance with sound (in particular, sound in the surrounding environment) input into the hearing device, thereby enabling the input sound to be finely adjusted and output to a user. The hearing system includes a hearing device, and a rechargeable battery device which is connected to the hearing devi...