ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,415, issued on July 14, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).

"Fixing device having heater attached using heater holder, and image forming apparatus including the same" was invented by Tomohiro Watatani (Osaka, Japan) and Masakazu Uehara (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a fixing device, a heater holder comes into contact with an end of an insulation sheet and causes the insulation sheet to deform in a process of mounting a thermistor and the insulation sheet in the heater holder. Further, in a state in which mounting of the thermistor and the insulation sheet in the heater holder is completed,...