Patents by Inventor Juergen Markwardt

Juergen Markwardt 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).

  • Variable output inflator
    Patent number: 7464961
    Abstract: The variable output inflator includes an injection piston assembly containing a sealed container of liquid propellant. The movement of the injection piston of the assembly is controlled by an electromagnetic valve that controls the flow of a fluid from a reservoir and against which an annular skirt of the injection piston moves during actuation.
    Type: Grant
    Filed: June 14, 2006
    Date of Patent: December 16, 2008
    Assignee: Island Pyrochemical Industries Corp.
    Inventors: Amnon Parizat, Robert Cannetti, Volker Seiler, Juergen Markwardt
  • Variable output inflator
    Publication number: 20070290490
    Abstract: The variable output inflator includes an injection piston assembly containing a sealed container of liquid propellant. The movement of the injection piston of the assembly is controlled by an electromagnetic valve that controls the flow of a fluid from a reservoir and against which an annular skirt of the injection piston moves during actuation.
    Type: Application
    Filed: June 14, 2006
    Publication date: December 20, 2007
    Inventors: Amnon Parizat, Robert Cannetti, Volker Seiler, Juergen Markwardt