ALEXANDRIA, Va., March 31 -- United States Patent no. D1,120,818, issued on March 31, was assigned to INTRADIN (SHANGHAI) MACHINERY Co. LTD. (Shanghai).
"Portable mobility scooter" was invented by Ping Li (Shanghai), Xuetao Qiao (Shanghai) and Yonggang Zhou (Shanghai).
The patent was filed on Jan. 16, 2024, under Application No. D/908,848.
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