Patents by Inventor Glenn D. Foster

Glenn D. Foster 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).

  • Residential heating and air conditioning control system
    Patent number: 5181653
    Abstract: A temperature control system for a residential zoned forced air system which maintains programmed temperature setpoints for specific periods in each zone having hold, override, and vacation modes which can temporarily alter the programmed temperature setpoints and time periods for either individual zones or all zones until the next programmed time or the temporary modes are released.
    Type: Grant
    Filed: March 3, 1992
    Date of Patent: January 26, 1993
    Inventors: Glenn D. Foster, Charlie Moses
  • Electronic programmable comfort zone thermostat
    Patent number: D344461
    Type: Grant
    Filed: March 3, 1992
    Date of Patent: February 22, 1994
    Assignee: Carrier Corporation
    Inventors: Glenn D. Foster, Charlie Moses