Patents by Inventor Kari Aittokangas

Kari Aittokangas 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).

  • Shielding device and method of mounting
    Patent number: 5742488
    Abstract: The invention relates to a method for attaching an EMC protective casing to a circuit board and to an EMC protective casing. The fastening method according to the invention is based on convex pins (3) in a metal casing (7), which are pressed into metal-coated openings (2) in the circuit board (1). The arrangement according to the invention is applicable as a protection against interference in portable mobile phones.
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: April 21, 1998
    Assignee: Nokia Mobile Phones Limited
    Inventors: Pekka Lonka, Kari Aittokangas