ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,382, issued on Oct. 7, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).
"Laser scanning unit and image forming apparatus" was invented by Takuto Kunimasa (Osaka, Japan) and Jun Nakai (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor that rotates a rotation shaft of a polygon mirror is mounted on a motor board. A first photoelectric conversion element senses beam light reflected by each of a plurality of mirror surfaces. A sensing target portion is provided to the rotation shaft. A light sensor is disposed apart from the motor board and includes a light emitting portion and a second photoelectric conversion element. A...