ALEXANDRIA, Va., Aug. 12 -- United States Patent no. D1,140,980, issued on Aug. 11, was assigned to Makeblock Co. Ltd. (Shenzhen, China).
"Laser equipment" was invented by Zhaohui Ren (Shenzhen, China) and Kaizhong Zheng (Shenzhen, China).
The patent was filed on Nov. 14, 2025, under Application No. D/032,997.
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