ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,152, issued on Aug. 12, was assigned to Shenzhen Huajue Communication Co. Ltd. (Shenzhen, China).
"Vertical insertion type OWS earphone charging kit" was invented by Suojie Yu (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present utility model relates to the technical field of Bluetooth earphones, in particular to a vertical insertion type OWS earphone charging kit, including a charging case and an OWS earphone set, where the charging case includes a main body portion; two sets of insertion holes are formed side by side in one end of the main body portion; the OWS earphone set includes a right earphone; the right earphone inclu...