ALEXANDRIA, Va., Oct. 8 -- United States Patent no. D1,097,122, issued on Oct. 7, was assigned to BMC (Tianjin) Medical Co. Ltd. (Tianjin, China).
"Cushion for a nasal mask" was invented by Yajie Wang (Tianjin, China), Mingzhao Zhou (Tianjin, China) and Zhi Zhuang (Tianjin, China).
The patent was filed on March 30, 2022, under Application No. D/832,782.
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