ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,289, issued on Oct. 7, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).
"Processing method" was invented by Tomoaki Ihara (Toyota, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "It is possible to improve heating efficiency of an end surface of an open trim edge. A processing method includes punching a steel plate to open a part of an end surface of the steel plate to form an open trim edge, and disposing a heating coil in a non-contact manner along the end surface of the open trim edge formed in the punching to sandwich the end surface of the open trim edge therebetween, and heating the end surface of the open trim edge by applying an alter...