ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,553, issued on April 14, was assigned to MITSUBISHI HEAVY INDUSTRIES LTD. (Tokyo).
"Method of manufacturing coil, coil, and electric motor" was invented by Takeshi Ikemi (Tokyo), Akiko Kasami (Tokyo), Takashi Arai (Tokyo) and Satoshi Nakatsuka (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a coil includes: a step of forming a winding portion extending twisting around an axis along a direction of the axis, the winding portion including a portion in an extending direction of the winding portion, the portion being a deformation allowing portion having a lower rigidity than the other portion; a step of forming an insula...