Patents by Inventor Mika Paajanen

Mika Paajanen 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 producing a porous plastic film, and plastic film
    Patent number: 7452593
    Abstract: A method of producing a porous plastic film, and a porous plastic film. The plastic film is prepared from a raw material blend comprising a polymer-containing basic material and an additive. Pores are generated in the film by stretching a film preform. The additive comprises a POS(S) chemical.
    Type: Grant
    Filed: November 4, 2004
    Date of Patent: November 18, 2008
    Assignee: Valtion Teknillinen Tutkimuskeskus
    Inventors: Mikko Karttunen, Satu Kortet, Mika Paajanen
  • Method of producing a porous plastic film, and plastic film
    Publication number: 20070080477
    Abstract: A method of producing a porous plastic film, and a porous plastic film. The plastic film is prepared from a raw material blend comprising a polymer-containing basic material and an additive. Pores are generated in the film by stretching a film preform. The additive comprises a POS(S) chemical.
    Type: Application
    Filed: November 4, 2004
    Publication date: April 12, 2007
    Inventors: Mikko Karttunen, Satu Kortet, Mika Paajanen