Patents by Inventor Heikki Ahokas

Heikki Ahokas 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).

  • Transponder Tuning Method and a Transponder
    Publication number: 20080316129
    Abstract: Tuning an antenna circuit that includes an inductance of a resonance circuit, and a component having a component impedance. The antenna circuit includes multiple connection areas for connecting the component to the antenna circuit. At least two of the multiple of connection areas are part of the resonance circuit. The tuning can be performed by selecting at least one connection area for the component among the at least two of the multiple connection areas.
    Type: Application
    Filed: February 6, 2006
    Publication date: December 25, 2008
    Applicant: UPM Raflatac Oy
    Inventors: Matti Ritamaki, Heikki Ahokas
  • Planar antenna
    Publication number: 20050057424
    Abstract: Fabricating planar antenna by incorporating text or graphical images into the conductive part of the antenna.
    Type: Application
    Filed: July 12, 2004
    Publication date: March 17, 2005
    Inventors: Vesa Kukko, Heikki Ahokas