Patents by Inventor Eero Sirkia

Eero Sirkia 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).

  • Method of mounting a printed circuit board and securing the earthing to a casing
    Patent number: 4945633
    Abstract: Method of mounting a printed circuit board and securing the earthing to a casing. The method includes providing the printed circuit board with projecting parts and an earthing connection on at least one face, providing the casing with corresponding recesses, mounting the printed circuit board so that the projecting parts fit into the recesses to support the board, attaching a flexible sealing strip of electrically conducting material, and placing a lid on the sealing strip, whereby the earthing connection contacts the casing and the sealing strip, securing the earthing connection.
    Type: Grant
    Filed: March 1, 1989
    Date of Patent: August 7, 1990
    Assignee: Nokia-Mobira Oy
    Inventors: Pekka Hakanen, Lassi Lahti, Jari Suutari, Eero Sirkia, Timo Kallioinen, Heikki Nieminen, Seppo Alaspaa, Kari Salo, Harri Halonen, Markku Rauhanummi