ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,989, issued on June 17, was assigned to QINGDAO HAIER REFRIGERATOR Co. LTD. (Shandong, China) and HAIER SMART HOME Co. LTD. (Shandong, China).

"Clip and refrigerating/freezing apparatus with same" was invented by Wenlong Liu (Qingdao, China), Weijian Fu (Qingdao, China), Guangrui Wu (Qingdao, China) and Xiaobin Li (Qingdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a clip, comprising: a first clamping part, a rotary shaft being arranged thereon; a second clamping part, arranged opposite to the first clamping part, a rotary shaft hole being arranged on the second clamping part corresponding to the rotary shaft, and the rotary s...