ALEXANDRIA, Va., Sept. 17 -- United States Patent no. D1,093,686, issued on Sept. 16, was assigned to YUNNAN WALLBASE OPTOELECTRONIC TECHNOLOGY Co. LTD (Kunming, China).
"Forehead lamp" was invented by Zuilin Zeng (Yunnan, China), Yunbing Wang (Yunnan, China), Yuzhou Zeng (Yunnan, China), Xinge Zeng (Yunnan, China), Zhilong Zeng (Yunnan, China) and Yin Xu (Yunnan, China).
The patent was filed on Nov. 30, 2023, under Application No. D/918,953.
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