Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Turku, FI ranks #1,131 worldwide for total patents filed all time, with 2,970 patents from 846 inventors. Leading employers of inventors based in Turku, FI include Gurulogic Microsystems Oy, Apple, Nokia.

Showing 1–50 of 846 inventors

Rank Inventor Primary Company Patents
1 Ossi Kalevo Gurulogic Microsystems Oy 96
2 Janne Aaltonen Apple 52
2 Harri Hakala 52
#4 Tuomas Kärkkäinen Gurulogic Microsystems Oy 43
#5 Sami Lehtovaara Nokia 41
#6 Jussi Vesma Nokia 35
#7 Terho Kaikuranta Nokia 31
#7 Jakke Makela Nokia 31
#9 Pekka Talmola Nokia Technologies Oy 29
#10 Petri Vasenkari Nokia Technologies Oy 23
#10 Risto Lammintausta Orion-Yhtyma Oy 23
#10 Jarmo Saari Nokia Technologies Oy 23
#13 Timo Korpela Unknown 22
#14 Timo Oikari Wallac Oy 21
#15 Tommi Auranen Nokia 20
#16 Tapio Yrjonen Wallac Oy 19
#16 Raimo Virta Valmet Paper Machinery 19
#16 Jussi Numminen Nokia 19
#16 Heikki Kiiski Tunturipyora Oy 19
#20 Pekka Eskelinen Valmet Oy 18
#21 Kimmo Koli Nokia 17
#21 Miika Tupala Nokia 17
#23 Janne Aaltonen 16
#23 Veli-Matti Mukkala Wallac Oy 16
#23 Vesa Vuorinen Valmet Paper Machinery 16
#23 Kim Pettersson Innotrac Diagnostics Oy 16
#23 Mikael Jaakkola Nokia 16
#23 Harri Takalo Wallac Oy 16
#29 Timo Toivola Nokia Technologies Oy 15
#29 Pasi Koskimies Forendo Pharma 15
#29 Sami Saru Apple 15
#32 Oskar Levander Wartsilä Finland Oy 14
#32 Pekka Eerikki Leinonen Nokia Technologies Oy 14
#34 Kenneth Rundt Wallac Oy 13
#34 Sami Ruotsalainen Marimekko Oyj 13
#34 Olli Törmäkangas Orion 13
#34 Thomas Benedict Slotte Nokia 13
#34 Jarkko Jussila Ericsson 13
#34 Bjarne Ekberg Outokumpu Mintec Oy 13
#34 Pekka Laukkanen Turun Yliopisto 13
#34 Niilo Kaartinen Fluilogic Systems Oy 13
#34 Harry Jalonen Delsitech Oy 13
#43 Harri Jukarainen Leiras Oy 12
#43 Raimo Harju Wallac Oy 12
#43 Jussi Hakunti Nokia 12
#43 Toni Ostergard Nokia 12
#43 Tomek Rudkiewicz 12
#43 Larri Vermola Nokia 12
#43 Antti Hamunen Raisio Chemicals Oy 12
#50 Janne Loiske Nokia 11