ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,749, issued on Dec. 30, was assigned to Baoding Lizhong Wheel Manufacturing Co. Ltd (Baoding, China), Hebei New Lizhong Nonferrous Metals Group Co. Ltd (Baoding, China) and Baoding Longda Aluminum Co. Ltd (Baoding, China).

"Non-heat treated aluminum alloy stress-bearing member material with high toughness and high casting performance and preparation method thereof" was invented by Zhen Ye (Baoding, China), Xuefeng Cao (Baoding, China), Changqing Zheng (Baoding, China), Sainan Miao (Baoding, China), Yawei Zhou (Baoding, China), Shaowen Zhang (Baoding, China), Zhenzhou Liang (Baoding, China), Quan Li (Baoding, China) and Liandi Xu (Baoding, China).

According to the abstract* releas...