Patents by Inventor John D. Buezis

John D. Buezis 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).

  • Non-removable spring holder for a pressure operated valve
    Patent number: 4621658
    Abstract: A pressure operated regulator valve has a regulator spring that is held in place by a spring holder. The spring holder may be inserted into a spring housing and once inserted is locked in place. Adjustment of the valve spring may be made but the spring cannot be removed.
    Type: Grant
    Filed: February 18, 1986
    Date of Patent: November 11, 1986
    Assignee: Honeywell Inc.
    Inventors: John D. Buezis, Paul Dietiker