ALEXANDRIA, Va., Sept. 24 -- United States Patent no. D1,148,659, issued on Sept. 22, was assigned to Feynman Technology (Hefei) Co. Ltd (Hefei City, China) and Qingdao Landau Wheel and Track Technology Co. Ltd. (Qingdao City, China).

"Snowmobile track" was invented by Weidong Liu (Qingdao City, China), Xiujuan Li (Qingdao City, China), Yashuang Zhang (Qingdao City, China) and Xiaolong Du (Qingdao City, China).

The patent was filed on Jan. 14, 2025, under Application No. D/984,342.

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Disclaime...