Patents by Inventor Carl Fredrik Nilsson

Carl Fredrik Nilsson 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).

  • Air treatment device adapted to treat air in a confined space
    Patent number: 11486589
    Abstract: The present inventive concept relates to an air treatment device adapted to treat air in a confined space. The air treatment device comprises a device body having a central axis, the device body comprising a supporting structure being substantially transverse to the central axis and a side section being substantially parallel to the central axis. The air treatment device further comprises an air treatment section arranged in the device, an ionizing arrangement, a fan arrangement, and a filter extending in a first direction being parallel to the central axis, wherein the filter comprises an upper end and a lower end in the first direction, wherein the ionizing arrangement and the fan arrangement are arranged between the upper and lower end.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: November 1, 2022
    Assignee: Blueair AB
    Inventors: Carl Johan Anton Axelson, Christian Engene, Simon Andreas Fredriksson, Marie Charlotte Ideström, Carl Fredrik Nilsson, Carl Fredrik Victorin