Patents by Inventor Marcellines J. J. Obdeijn

Marcellines J. J. Obdeijn 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).

  • Device for inspecting the inner wall of a body
    Patent number: 5030823
    Abstract: A device is provided for inspecting the inner surface of a hollow body, such as a metal container with a cylindrical standing wall and a bottom. Initially, the hollow body and a light source are placed at chosen positions relative to each other, such that the light source can light the inner surface approximately uniformly. A video camera for inspecting the inner surface is positioned such that the direction of lighting and the direction of inspection of each portion of the inner surface approximately coincide.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: July 9, 1991
    Assignee: Heuft-Qualiplus B.V.
    Inventor: Marcellines J. J. Obdeijn