Patents Assigned to Polar Electro Ky
  • Pulse Transmitter
    Patent number: D278746
    Type: Grant
    Filed: November 26, 1982
    Date of Patent: May 7, 1985
    Assignee: Polar Electro Ky
    Inventor: Seppo J. Saynajakangas
  • Pulse receiver
    Patent number: D287403
    Type: Grant
    Filed: June 4, 1984
    Date of Patent: December 23, 1986
    Assignee: Polar Electro KY
    Inventors: Heikki Kiiski, Seppo Saynajakangas, Martti Karppinen, Tapio Tammi