ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,713,502, issued on Aug. 18, was assigned to SHENZHEN COSYLAND ELECTRONIC Co. LTD. (Shenzhen, China).
"Electric heating temperature control apparatus and electric heating device" was invented by Shaobang Hu (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric heating temperature control apparatus and an electric heating device are provided. The electric heating temperature control apparatus is connected with an external electric heating wire including a temperature sensing conductor, an insulating layer and a heating conductor, and includes a temperature detecting circuit including a temperature sensing voltage dividing and samplin...