Patents by Inventor Peter Van Manen

Peter Van Manen 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).

  • Method and apparatus for determining the internal pressure of a sealed container
    Patent number: 5585567
    Abstract: Apparatus (10) includes means (14) for exciting at least the fundamental radial circumferential mode of vibration (f.sub.1) and the first harmonic (f.sub.2) thereof, detection means (22) for detecting the vibration and analyzing means (12) for determining the internal pressure by reference to f.sub.1 and f.sub.2.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: December 17, 1996
    Assignee: The BOC Group plc
    Inventor: Peter Van Manen