ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,233, issued on March 25, was assigned to ActLight SA (Lausanne, Switzerland).
"Photodetectors and photodetector arrays" was invented by Maxim Gureev (Lausanne, Switzerland), Denis Sallin (Lausanne, Switzerland) and Serguei Okhonin (Lausanne, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dynamic photodiode detector or detector array having a light absorbing region of doped semiconductor material for absorbing photons. Electrons or holes generated by photon absorption are detected with a construction of oppositely heavily doped anode and cathode regions and a heavily doped ground region of the same doping type as the anode region. Phot...