US Patent Issued to Shenzhen Xiaozhai Technology on Sept. 22 for "Mask adjustment knob" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 24 -- United States Patent no. D1,148,855, issued on Sept. 22, was assigned to Shenzhen Xiaozhai Technology Co. Ltd. (Shenzhen, China).

"Mask adjustment knob" was invented by Luqi Liang (Shenzhen, China) and Zhiwu Zou (Shenzhen, China).

The patent was filed on Sept. 30, 2025, under Application No. D/025,953.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1148855&OS=D1148855&RS=D1148855

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