ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,748,143, issued on Sept. 29, was assigned to Applied Materials Israel Ltd. (Rehovot, Israel).
"Measurement of a photocathode current" was invented by Alexey Mestezky (Rehovot, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "A measurement device for measuring a photocathode current of a photomultiplier tube, the measurement device includes: (a) a voltage amplifier configured to amplify a shunt resistor voltage proportional to the photocathode current; (b) a leakage tolerant circuit configured to generate a first leakage tolerant voltage, based on a first amplified voltage and a first reference voltage having an absolute value that exceeds an absol...