US Patent Issued to RICOH on July 28 for "Liquid droplet forming apparatus" (Japanese Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,463, issued on July 28, was assigned to RICOH COMPANY LTD. (Tokyo).

"Liquid droplet forming apparatus" was invented by Nobuaki Toyoshima (Kanagawa, Japan), Takahiko Matsumoto (Kanagawa, Japan), Yusuke Nonoyama (Kanagawa, Japan), Daisuke Arai (Tokyo) and Hidekazu Yaginuma (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid droplet forming apparatus capable of stably ejecting dispersion liquid, as liquid droplets, containing settling particles having constant concentration. A liquid droplet forming apparatus includes an ejection head that has a liquid chamber storing liquid containing settling particles and that ejects a liquid dr...