ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,724, issued on Aug. 19, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).
"Measurement device" was invented by Kengo Suzuki (Hamamatsu, Japan), Kenichiro Ikemura (Hamamatsu, Japan) and Kazuya Iguchi (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A measurement device includes: an excitation optical system; an illumination optical system, and an image capturing unit. The illumination optical system includes a light transmission member having a central region that has a first color and a peripheral region that has a second color and surrounds the central region, and the excitation optical system and the illumination optical...