ALEXANDRIA, Va., Aug. 20 -- United States Patent no. D1,089,090, issued on Aug. 19, was assigned to SHENZHEN OULI TECHNOLOGY Co. LTD. (Shenzhen, China).
"Travel converter" was invented by Song Liu (Shenzhen, China).
The patent was filed on July 19, 2023, under Application No. D/880,268.
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