ALEXANDRIA, Va., Feb. 11 -- United States Patent no. D1,112,058, issued on Feb. 10, was assigned to Shenzhen Grepow Battery Co. Ltd (Shenzhen, China).

"Portable power supply" was invented by Shixing Zhao (Shenzhen, China), Bing Guo (Shenzhen, China), Yunliang Zhu (Shenzhen, China) and Su Liu (Shenzhen, China).

The patent was filed on March 18, 2024, under Application No. D/933,045.

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