US Patent Issued to FUJIFILM Business Innovation on Feb. 4 for "Method for producing resin particle dispersion, method for producing toner for electrostatic image development, and toner for electrostatic image development" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,215,201, issued on Feb. 4, was assigned to FUJIFILM Business Innovation Corp. (Tokyo).

"Method for producing resin particle dispersion, method for producing toner for electrostatic image development, and toner for electrostatic image development" was invented by Takashi Inukai (Kanagawa, Japan) and Keita Yamamoto (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a resin particle dispersion includes: preparing a phase-inverted emulsion by phase inversion emulsification of a resin using an organic solvent and an aqueous medium; and removing the organic solvent from the phase-inverted emulsion contained in a distillation...