ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,456, issued on April 7, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).

"Cell observation device, electrostimulation device, and cell observation method" was invented by Natsumi Saito (Hamamatsu, Japan), Taira Ito (Hamamatsu, Japan) and Takuji Kataoka (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cell observation device is cell observation device for observing a cell held by a microplate having a well holding a sample including the cell and includes a microplate holder for holding the microplate thereon, an electrical stimulation unit including an electrode pair including a first electrode and a second electrode, an...