ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,427, issued on Oct. 7, was assigned to Shanghai Xinjing Shengyu Health Technology Co. Ltd (Shanghai).

"Suspended vibration exciter, hyperbolic-wave vibration generator and method for generating vibration excitation" was invented by Yitong Liu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A suspended vibration exciter includes a vibration assembly and a holder. The vibration assembly includes an electromagnetic coil, a permanent-magnetic moving iron, and an elastic connection piece. An electromagnetic field generated by the electromagnetic coil causes the permanent-magnetic moving iron to vibrate, and the holder transfers and superimposes t...