Patents by Inventor Arne Berggren

Arne Berggren 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).

  • Transformer substation
    Publication number: 20090213531
    Abstract: A transformer substation including a transformer, switching equipment and switchgear equipment arranged in closed rooms.
    Type: Application
    Filed: November 7, 2005
    Publication date: August 27, 2009
    Inventor: Arne Berggren