US Patent Issued to FUJIFILM Business Innovation on May 27 for "Electrostatic image developing toner and electrostatic image developer" (Japanese Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,314,003, issued on May 27, was assigned to FUJIFILM Business Innovation Corp. (Tokyo).

"Electrostatic image developing toner and electrostatic image developer" was invented by Daisuke Noguchi (Kanagawa, Japan), Yoshimasa Fujihara (Kanagawa, Japan), Atsushi Sugawara (Kanagawa, Japan), Shintaro Anno (Kanagawa, Japan) and Satoshi Miura (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrostatic image developing toner includes a toner particle including a binder resin and a colorant. The net intensity NS of sulfur included in the toner particle and the total net intensity NA of an alkali metal and an alkaline-earth metal included in the...