ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,706, issued on Dec. 23, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).

"Voltage supplying device, developer recovery device, and image forming apparatus" was invented by Yukihiro Aikawa (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A first voltage generation circuit outputs a first output voltage having a first polarity, of a level corresponding to a first adjustment signal, to a first output line. A first control circuit executes first feedback control for outputting the first adjustment signal to the first voltage generation circuit. A second voltage generation circuit generates a second output voltage having a seco...