Patents by Inventor Juhani Helosvouri

Juhani Helosvouri 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).

  • CONVERTER ARRANGEMENT AND METHOD IN CONNECTION WITH CONVERTER ARRANGEMENT
    Publication number: 20120300525
    Abstract: An exemplary converter arrangement and method in connection with the arrangement includes a converter arranged in a closed container or similar structure. The container has a high voltage compartment and a low voltage compartment. The high voltage compartment includes a transformer connectable to a network to be supplied and the low voltage compartment includes the converter. The arrangement being configured to exchange heat from the high voltage compartment to the low voltage compartment and heating the low voltage compartment with losses of the transformer.
    Type: Application
    Filed: May 29, 2012
    Publication date: November 29, 2012
    Applicant: ABB Oy
    Inventors: Timo Koivuluoma, Kari Kovanen, Juhani Helosvouri