Patents by Inventor John Øivind Nørholmen

John Øivind Nørholmen 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).

  • Means and method for the installation of subsea cables
    Patent number: 6276874
    Abstract: A subsea steep wave lock and guide mechanism (1) for elongated articles (2) such as cables, pipes and umbilicals provides a substantially horizontal inlet (6) for the article at seabed level and a substantially vertical flexible article outlet (4) leading to the steep wave. The lock and guide mechanism (1) includes a number of lockable/releasable gates (20-24) for restricting and defining allowable movements of the article in the horizontal as well as in the vertical direction.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: August 21, 2001
    Assignee: Alcatel
    Inventors: John Øivind Nørholmen, Jan Erik Karlsen, Knut Ivar Ekeberg