Patents by Inventor Trent G. Sutherland

Trent G. Sutherland 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).

  • Low air conditioning refrigerant detection method
    Patent number: 8830079
    Abstract: A low air conditioning refrigerant detection method for a vehicle air conditioning system includes measuring an evaporator core outlet refrigerant temperature, measuring an evaporator core outlet air thermistor temperature, calculating a refrigerant to air temperature delta value based on difference between the evaporator core outlet refrigerant temperature and the evaporator core outlet air thermistor temperature and determining system refrigerant charge level based on the refrigerant to air temperature delta value.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: September 9, 2014
    Assignee: Ford Global Technologies, LLC
    Inventors: Mark G. Smith, Trent G. Sutherland
  • LOW AIR CONDITIONING REFRIGERANT DETECTION METHOD
    Publication number: 20130002446
    Abstract: A low air conditioning refrigerant detection method for a vehicle air conditioning system includes measuring an evaporator core outlet refrigerant temperature, measuring an evaporator core outlet air thermistor temperature, calculating a refrigerant to air temperature delta value based on difference between the evaporator core outlet refrigerant temperature and the evaporator core outlet air thermistor temperature and determining system refrigerant charge level based on the refrigerant to air temperature delta value.
    Type: Application
    Filed: June 29, 2011
    Publication date: January 3, 2013
    Inventors: Mark G. Smith, Trent G. Sutherland