ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,376, issued on Jan. 13, was assigned to WELL ASCENT ELECTRONIC (GANZHOU) Co. LTD. (Jiangxi, China).

"Preparation method of an insulated wire" was invented by Yuejia Zhu (Ganzhou, China), Zuomao Zhu (Ganzhou, China) and Huimin Ye (Ganzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An insulated wire and a preparation method therefor, a coil, and an electronic/electrical device are provided. In the preparation method, the thermoplastic polyimide is extruded to mold by adopting the extrusion process, so as to form the insulating layer on the core material, which can significantly improve the production efficiency compared to the traditional m...