US Patent Issued to FUJIFILM Business Innovation on June 30 for "Silica particle, toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method" (Japanese Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,760, issued on June 30, was assigned to FUJIFILM Business Innovation Corp. (Tokyo).

"Silica particle, toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method" was invented by Mai Mochida (Kanagawa, Japan), Sakae Takeuchi (Kanagawa, Japan), Yuka Zenitani (Kanagawa, Japan), Hajime Sugahara (Kanagawa, Japan), Mieko Seki (Kanagawa, Japan) and Kota Nohara (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A silica particle is provided in which a pore size distribution curve obtained by nitrogen gas adsorption of the silica par...