ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,471,189, issued on Nov. 11.
"Flexible warming pad" was invented by Jianzhong Ye (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a flexible warming pad: including a controller, an upper layer, a flexible heating pad, and a lower layer, wherein an upper portion of the lower layer is provided with a thermal insulation layer, the thermal insulation layer and the lower layer are integrally formed, an upper end of the thermal insulation layer is provided with the upper layer, one end portion of the lower layer and the upper layer is provided with a notch penetrating through the lower layer, the thermal insulatio...