ALEXANDRIA, Va., Aug. 26 -- United States Patent no. D1,090,421, issued on Aug. 26, was assigned to Shenzhen Lanhe Technologies Co. Ltd. (Shenzhen, China).
"Portable power supply" was invented by Zhiguang Chen (Shenzhen, China) and Mingyi Lu (Shenzhen, China).
The patent was filed on May 29, 2024, under Application No. D/944,529.
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