ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,802, issued on Sept. 8, was assigned to Ningbo Aoshijia Trade Co. Ltd. (Ningbo, China).

"Adjustment hook assembly and method of fixing audiovisual device to audiovisual stand" was invented by Xuming Zhao (Ningbo, China) and Weidong Chen (Ningbo, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention discloses an adjustment hook assembly and a method of fixing an audiovisual device to an audiovisual stand, where a hook and a connector are respectively connected with a hanging arm of the audiovisual stand, a support arm is fixedly connected with the audiovisual device, the connector is pivotally connected with the support arm by a first fa...