Patents by Inventor Robert Arentsen

Robert Arentsen 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).

  • Isolation valve with rotatable flange
    Publication number: 20070215215
    Abstract: A valve assembly, including a quarter turn ball valve, an insert carried by the valve housing, and a flange, rotatably carried on the insert. The flange is used to secure the valve assembly in a fluid system and the assembly and disassembly of the valve assembly is facilitated by the adjustable position of the flange.
    Type: Application
    Filed: May 21, 2007
    Publication date: September 20, 2007
    Inventors: Robert Arentsen, Chalard Bunluaphob, Prasert Buranatum, Daniel Schaffer, Lisa Hathy-Riles
  • Isolation valve with rotatable flange
    Publication number: 20060180214
    Abstract: A valve assembly, including a quarter turn ball valve, an insert carried by the valve housing, and a flange, rotatably carried on the insert. The flange is used to secure the valve assembly in a fluid system and the assembly and disassembly of the valve assembly is facilitated by the adjustable position of the flange.
    Type: Application
    Filed: April 17, 2006
    Publication date: August 17, 2006
    Inventors: Robert Arentsen, Chalard Bunluaphob, Prasert Buranatum, Daniel Schaffer, Lisa Hathy-Riles