Patents by Inventor Fred Georg Schroder

Fred Georg Schroder 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).

  • Refrigerant charge valve
    Patent number: 6266971
    Abstract: A refrigerant charge valve for a refrigerant system includes a housing adapted to receive a refrigerant system component of the refrigerant system having refrigerant flowing therethrough. The housing has a cavity and a passageway fluidly communicating with a refrigerant charge port of the refrigerant system component. The refrigerant charge valve also includes a valve core disposed in the cavity of the housing to open and close the passageway to allow and prevent access to the refrigerant.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: July 31, 2001
    Assignee: Visteon Global Technologies, Inc.
    Inventors: Fred Georg Schroder, Zhongping Zeng, Joseph Nader, Jr.