ALEXANDRIA, Va., March 17 -- United States Patent no. D1,118,524, issued on March 17, was assigned to Shenzhen Grepow Battery Co. Ltd. (Shenzhen, China).
"Battery charging device" was invented by Bing Liu (Shenzhen, China), Shiyu Liu (Shenzhen, China), Bing Guo (Shenzhen, China), Zewei Luo (Shenzhen, China) and Yuquan Zheng (Shenzhen, China).
The patent was filed on May 16, 2023, under Application No. D/892,287.
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