ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,507,805, issued on Dec. 30, was assigned to JASON FURNITURE (HANGZHOU) Co. LTD. (Zhejiang, China).
"Multifunctional iron frame and seat" was invented by Jizhong Cao (Zhejiang, China), Yuanfeng Feng (Zhejiang, China), Jundong Gao (Zhejiang, China), Qingke Kong (Zhejiang, China) and Yun Su (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a multifunctional iron frame and seat, including a driving mechanism, a leg support mechanism, and a linkage mechanism. The leg support mechanism includes a leg support skeleton and a support plate. The linkage mechanism is connected between the driving mechanism and the le...