Patents by Inventor Heikki Lehtola

Heikki Lehtola 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).

  • Disconnectable electrical connection
    Patent number: 7598924
    Abstract: An apparatus including an antenna; a printed wiring board (PWB); and a connection system electrically connecting the antenna to the PWB. The connection system includes a first spring contact and a second spring contact. The first and second spring contacts are removably resiliently biased against each other. The first spring contact is directly connected to the antenna. The second spring contact is electrically connected to the PWB.
    Type: Grant
    Filed: February 21, 2008
    Date of Patent: October 6, 2009
    Assignee: Nokia Corporation
    Inventors: Chris Hynes, Heikki Lehtola, Youngdae Park, Michael Trevorrow
  • Disconnectable electrical connection
    Publication number: 20090213030
    Abstract: An apparatus including an antenna; a printed wiring board (PWB); and a connection system electrically connecting the antenna to the PWB. The connection system includes a first spring contact and a second spring contact. The first and second spring contacts are removably resiliently biased against each other. The first spring contact is directly connected to the antenna. The second spring contact is electrically connected to the PWB.
    Type: Application
    Filed: February 21, 2008
    Publication date: August 27, 2009
    Inventors: Chris Hynes, Heikki Lehtola, Youngdae Park, Michael Trevorrow
  • Equipment for distribution of electric power
    Patent number: D908649
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: January 26, 2021
    Assignee: ABB Schweiz AG
    Inventors: Roman Jauhonen, Emma Roos, Valtteri Torppala, Juha Viljasalo, Heikki Lehtola, Lauri Keränen