ALEXANDRIA, Va., July 7 -- United States Patent no. D1,133,124, issued on July 7, was assigned to Ningbo Singfun Electric Appliance Co. Ltd. (Cixi Ningbo, China).
"Heater" was invented by Ya Xu (Ningbo City, China), Jing Fu (Ningbo City, China), Yuchu Yao (Ningbo City, China), Huabing Wang (Ningbo City, China), Xi Liu (Ningbo City, China), Sheng Chang (Ningbo City, China) and Tiefeng Zhu (Ningbo City, China).
The patent was filed on Nov. 11, 2024, under Application No. D/972,457.
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