Patents Examined by James M Bui
  • Interface unit for coupling a probe to a measuring system
    Patent number: 11549966
    Abstract: The present disclosure relates an interface unit having an input for receiving an input voltage from an electrochemical measuring probe; a first transistor; a first operational amplifier; a second transistor; and a second operational amplifier. The first operational amplifier is arranged to provide a variable tension to a first source terminal of the first transistor, in accordance with a comparison between a reference voltage and a second resistor voltage, in order to control an operating point of the first transistor.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: January 10, 2023
    Assignee: METTLER-TOLEDO GMBH
    Inventor: Daniel Jungo