Patents by Inventor Rudolf Kren

Rudolf Kren 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).

  • Fluid measurement
    Patent number: 7039530
    Abstract: Techniques for fluid measurement include the ability to introduce a vibration to a container wall and to detect the vibration after the vibration has propagated at least partially around the container wall. Based on the detection of the vibration, the techniques also include the ability to determine a fluid state.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: May 2, 2006
    Assignee: Ashcroft Inc.
    Inventors: John H. Bailey, Jeffrey C. Adams, Rudolf Kren, Armand E. Halter
  • Fluid measurement
    Publication number: 20050149277
    Abstract: Techniques for fluid measurement include the ability to introduce a vibration to a container wall and to detect the vibration after the vibration has propagated at least partially around the container wall. Based on the detection of the vibration, the techniques also include the ability to determine a fluid state.
    Type: Application
    Filed: December 29, 2003
    Publication date: July 7, 2005
    Inventors: John Bailey, Jeffrey Adams, Rudolf Kren, Armand Halter