Patents by Inventor Markku Härkönen

Markku Härkönen 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).

  • Powder inhaler
    Patent number: 8550070
    Abstract: An inhaler device includes an air conduit including a mouthpiece and a dosing means adapted to provide a dose of powder to the air conduit for entrainment in the stream of air. In the area downstream from the dosing means the wall of the air conduit is provided with a secondary air inlet extending to the direction of the mouthpiece such that the entry of secondary air occurs over an extended length of the air conduit downstream from the dosing means.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: October 8, 2013
    Assignee: Orion Corporation
    Inventors: Kari Seppälä, Terhi Mattila, Kalle Purma, Markku Härkönen