Patents by Inventor Mikko Palkki

Mikko Palkki 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).

  • Audio diaphragm mounting arrangements in radio telephone handsets
    Patent number: 6266516
    Abstract: A radio telephone handset including a housing for retaining an audio diaphragm means, the housing having an aperture therein for receiving the diaphragm means, the diaphragm co-operating with the housing to define a substantially sealed chamber, the arrangement being such that an inward face of the audio diaphragm means is enclosed by the substantially sealed chamber and is thereby substantially acoustically isolated from a outward face of the diaphragm.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: July 24, 2001
    Assignee: Nokia Mobile Phones Limited
    Inventors: Mikko Palkki, Jussi Yli-Ayho, Guy Nicholson