Patents by Inventor Claus Futtrup

Claus Futtrup 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).

  • Electromagnetic transducer and loudspeaker
    Patent number: 11553279
    Abstract: An electromagnetic transducer includes a yoke, a first magnet, a second magnet, and a spacer. The yoke is disposed along a vertical axis. The first magnet is magnetically coupled to the yoke and has a polarization in a first orientation with respect to the vertical axis. The second magnet is magnetically coupled to the yoke and has a polarization in the first orientation with respect to the vertical axis. The spacer is disposed between the first magnet and the second magnet and is extended along the vertical axis.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: January 10, 2023
    Assignee: SEAS Fabrikker AS
    Inventor: Claus Futtrup
  • Loudspeaker unit
    Patent number: D591268
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: April 28, 2009
    Assignee: Tymphany Denmark A/S
    Inventors: Claus Futtrup, Birger Jorgensen, Niels Kofod, Martin Lolk Jensen, Simon Moller Nielsen, Robert True