Patents by Inventor Daniel Thomas Uhrich, deceased

Daniel Thomas Uhrich, deceased has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Flexible thermostat controller that permits various control point profiles when controlling multistage HVAC equipment
    Patent number: 6101824
    Abstract: A thermostat for use with multistage Heating, Ventilating and Air Conditioning (HVAC) plants where a proportional/integral control loop is present for each stage of the multistage HVAC plant. Filter constants, Ki and Kp as well as stage control points and interstage values can be set independently for each stage.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: August 15, 2000
    Assignee: Honeywell Inc.
    Inventors: Jeffrey R. Meyer, Daniel Thomas Uhrich, deceased