Patents by Inventor Martin C. J. George

Martin C. J. George 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).

  • Heating system
    Patent number: 4638767
    Abstract: The invention provides a control system for a set up including a plurality of boilers, in which each boiler is associated with a control valve which permits or prevents flow through the boiler between common flow and return mains and in which each control valve is connected with a corresponding temperature sensor, whereby the control valves are temperature switched. This compares to conventional practice in multiple boilers set-ups where the said valves are time/delay switched.
    Type: Grant
    Filed: July 8, 1985
    Date of Patent: January 27, 1987
    Assignee: Stone Allen Limited
    Inventor: Martin C. J. George