Patents by Inventor Johan Friborg

Johan Friborg 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).

  • Apparatus for collecting ground radar data with polarization information
    Patent number: 7345617
    Abstract: The present invention concerns an apparatus for collecting ground radar data with polarization information comprising a main body exhibiting structure for moving the apparatus along the ground, a part that rotates in relation to the main body supporting a pair of antennas of transmitter and receiver type, a power source with connected control unit for controlling and governing the ground radar, a transmitter unit electrically connected to one of the pair of antennas for generating and transmitting radar pulses and a sampler unit electrically connected to the other antenna for receiving the reflected radar pulses.
    Type: Grant
    Filed: December 9, 2003
    Date of Patent: March 18, 2008
    Assignee: Mala Geoscience Forvaltnings AB
    Inventors: Johan Friborg, Bernt Johansson, Tommy Leijon
  • Apparatus for collecting ground radar data with polarization information
    Publication number: 20060097905
    Abstract: The present invention concerns an apparatus for collecting ground radar data with polarization information comprising a main body exhibiting structure for moving the apparatus along the ground, a part that rotates in relation to the main body supporting a pair of antennas of transmitter and receiver type, a power source with connected control unit for controlling and governing the ground radar, a transmitter unit electrically connected to one of the pair of antennas for generating and transmitting radar pulses and a sampler unit electrically connected to the other antenna for receiving the reflected radar pulses.
    Type: Application
    Filed: December 9, 2003
    Publication date: May 11, 2006
    Inventors: Johan Friborg, Bernt Johansson, Tommy Leijon