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Tapio Tammi

PO Polar Electro Oy: 2 patents #59 of 158Top 40%
Overall (All Time): #1,643,213 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5622180 Device for measuring heartbeat rate Arto Pietila 1997-04-22
5491474 Telemetric transmitter unit Jouko Suni 1996-02-13
D287403 Pulse receiver Heikki Kiiski, Seppo Säynäjäkangas, Martti Karppinen 1986-12-23