ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,754,505, issued on Oct. 6, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).

"Image forming apparatus that can predict a life of the fixing roller" was invented by Yasushi Imanishi (Osaka, Japan) and Yuzuru Nanjo (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming apparatus includes an image forming portion, a fixing device, a fixing voltage power supply, and a control portion. The fixing device includes an endless fixing belt, a fixing roller inside it with a metal base and an elastic layer on its outer circumference, a pressing roller in pressed contact with the fixing roller across the fixing belt, and an induct...