ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,411,443, issued on Sept. 9, was assigned to Canon K.K. (Tokyo).

"Image heating device and heater for use in image heating device" was invented by Yasuhiro Shimura (Yokohama, Japan), Akira Kato (Mishima, Japan) and Atsushi Iwasaki (Susono, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an image heating device having a plurality of heating blocks which are controllable independently in a longitudinal direction of a heater, an increase of the size of the heater can be suppressed, and temperatures of a plurality of heating block can be detected. The heater has a first temperature sensor corresponding to a first heating block, a second temperature ...