Patents by Inventor Øyvind Næss Johannessen

Øyvind Næss Johannessen 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).

  • Breathing air unit
    Patent number: 8656912
    Abstract: This invention relates to a breathing unit having an electric motor for driving a compressor, compressed air being conducted through a first heat exchanger cooled by cooling air of the compressor, and the compressed air being conducted through a second heat exchanger being cooled by cooling air of the motor.
    Type: Grant
    Filed: December 2, 2010
    Date of Patent: February 25, 2014
    Assignee: E Innovation AS
    Inventor: Øyvind Næss Johannessen
  • Breathing Air Unit
    Publication number: 20130042866
    Abstract: This invention relates to a breathing air unit comprising an electric motor for driving a compressor. Compressed air is conducted through a first heat exchanger cooled by cooling air of the compressor, and the compressed air is conducted through a second heat exchanger being cooled by cooling air of the motor.
    Type: Application
    Filed: December 2, 2010
    Publication date: February 21, 2013
    Inventor: Øyvind Næss Johannessen