ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,644, issued on April 29, was assigned to Shenzhen Shenlaiyibi Technology Co. Ltd. (Shenzhen, China).
"Connector" was invented by Longfei Wang (Dingzhou, China) and Zhihao Qiu (Jiangshan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a connector, which comprises a first main body with a rotation end and a closed end and a second main body rotatably connected to the first main body, wherein a first through groove is provided at an inner side of the first main body, a second through groove is provided at the second main body, the first through groove and the second through groove enclose to form a fixed cavity, the first main body is...