ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,530, issued on June 3, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).

"Post processing apparatus, sheet processing system, and operation control method capable of suppressing occurrence of defects" was invented by Yasuyoshi Kobayashi (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A post processing apparatus includes a first sheet stacking portion, a stapling portion, a driving portion, and an airflow generating portion. The first sheet stacking portion stacks the sheets conveyed from an image forming apparatus that forms images on the sheets. The stapling portion is provided below a sheet conveying path leading to the f...