ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,810, issued on March 18, was assigned to CANON K.K. (Tokyo).
"Image forming apparatus" was invented by Takehiro Ishidate (Tokyo), Ryoichi Kawasumi (Ibaraki, Japan) and Hiroki Takano (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image forming including: a photoconductor; an exposure unit including a substrate provided with a plurality of light emitting portions configured to emit light to expose the photoconductor, and a first duct configured to guide an airflow that cools the substrate from one side to another side in a longitudinal direction of the substrate along the substrate; an IC mounted on the substrate; a fan configured ...