ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,413, issued on July 14, was assigned to Canon K.K. (Tokyo).
"Fixing apparatus" was invented by Takafumi Suzuki (Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fixing apparatus to fix a toner image on a recording material includes a heating unit, a pressure member, a support member, a pressing mechanism, and an insulating member. The heating unit includes a heating member having a conductive layer, a coil having a helical structure portion having a helical axis substantially parallel to a longitudinal direction of the heating member, and a core to induce magnetic lines of force of an alternating magnetic field generated by the coil....