ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,487, issued on May 26, was assigned to Mettler-Toledo GmbH (Greifensee, Switzerland).
"Circuit for impedance measurements" was invented by Stefan Olejiniczak (Stansstad, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The front-end circuit for an impedance measurement comprises an excitation-terminal, intended to receive an excitation signal relative to a common ground, a first and a second input-terminal, intended to be connected to two electrodes, a first and a second output-terminal, whereby each one of the two output-terminals is intended to provide a measurement signal during a use of the front-end circuit in a measurement, preferably...