Patents by Inventor Bjarne Johansen

Bjarne Johansen 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 fish farm cage
    Patent number: 9271477
    Abstract: The present invention relates to a device for isolating farm cages for fish against undesirable organisms, which device is arranged enclosing the farm cage, where the device comprises a fine-meshed fluid-permeable net which is open upwardly and downwardly when arranged round the farm cage, where the fluid-permeable net will extend a distance down in the farm cage's depth direction, in order thereby to form a skirt round the farm cage.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: March 1, 2016
    Assignee: Calanus AS
    Inventors: Snorre Angell, Remi Mathisen, Bjarne Johansen, Trond Larsen, Kurt Steinar Tande
  • DEVICE FOR FISH FARM CAGE
    Publication number: 20150000606
    Abstract: The present invention relates to a device for isolating farm cages for fish against undesirable organisms, which device is arranged enclosing the farm cage, where the device comprises a fine-meshed fluid-permeable net which is open upwardly and downwardly when arranged round the farm cage, where the fluid-permeable net will extend a distance down in the farm cage's depth direction, in order thereby to form a skirt round the farm cage.
    Type: Application
    Filed: February 12, 2013
    Publication date: January 1, 2015
    Applicant: CALANUS AS
    Inventors: Snorre Angell, Remi Mathisen, Bjarne Johansen, Trond Larsen, Kurt Steinar Tande
  • Vacuum sewer system including a collecting tank
    Patent number: 4034421
    Abstract: In a vacuum sewer system a tank is provided for the collection of liquid-mixed wastes, especially from water closets, the tank comprising a circulating pump whose inlet and outlet are connected to the tank and which is adapted to circulate the tank contents in a closed path for agitation, comminution and aeration thereof, and a liquid jet pump is inserted in the closed path to establish the necessary vacuum for the sewer system.
    Type: Grant
    Filed: April 22, 1976
    Date of Patent: July 12, 1977
    Assignee: IFO AB
    Inventors: Lars Wilhelm Pihl, Lars Bjarne Johansen, Carl Goran Herbert Carlsson, Karl Allan Bonde Mollerstedt