ALEXANDRIA, Va., Oct. 21 -- United States Patent no. D1,154,146, issued on Oct. 20, was assigned to CERAGEM Co. LTD. (Chungcheongnam-do, South Korea).
"Massage chair" was invented by Jong Oh Lee (Gyeonggi-do, South Korea), Jung Hyun Cho (Gyeonggi-do, South Korea) and Byung Hoon Ju (Seoul, South Korea).
The patent was filed on May 26, 2025, under Application No. D/005,399.
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