Patents by Inventor Jan Otto Berger

Jan Otto Berger 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 spherical ship's tanks
    Patent number: 5640918
    Abstract: A device for spherical ship's tanks (1), especially for liquid natural gas, comprising discharge pipes and filling pipes (3, 4 respectively) which extend vertically and centrally in the tank (1). The upper part of the pipes (3, 4) is attached to the tank and they extend down to the bottom (11) of the tank (1), being suspended in the tank, and the bottom part being passed slidably into respective muffs (15), which are permanently connected to the tank bottom (1). Between the pipes (3, 4) there extend cross-members (5, 6), these together with the pipes (3, 4) forming a truss beam.
    Type: Grant
    Filed: December 27, 1995
    Date of Patent: June 24, 1997
    Assignee: Kvaerner Moss Technology a.s
    Inventors: Ole Martin Moe, Jan Otto Berger