ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,217, issued on June 24, was assigned to ThinkCyte K.K. (Tokyo) and The University of Tokyo (Tokyo).

"Flow cytometer" was invented by Toru Imai (Tokyo), Keisuke Toda (Tokyo) and Sadao Ota (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "This flow cytometer includes a flow path through which an observation object flows with a fluid; an optical illumination system including a spatial optical modulation device, and a first optical element; and an optical detection system including a first light detector, wherein the optical illumination system further includes a first spatial filter disposed in a first optical path between a light source and an ima...