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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tartu, EE ranks #6,826 worldwide for total patents filed all time, with 351 patents from 191 inventors. Leading employers of inventors based in Tartu, EE include Immunoqure Ag, Sap Ag, Guardtime Ip Holdings Limited.

Showing 1–50 of 191 inventors

Rank Inventor Primary Company Patents
1 Jaan Leis 10
2 Kai Kisand Immunoqure Ag 9
2 Marlon G. Dumas Sap Ag 9
2 Ahto Truu Guardtime Ip Holdings Limited 9
#5 Ulo Langel University of Pennsylvania 8
#5 Ene Ustav Icosagen Cell Factory Oü 8
#5 Mati Arulepp 8
#8 Olev Kahre Solis Biodyne Oü 6
#8 Anti Perkson 6
#10 Aivo Käsnar 5
#11 Nikolay Voznesenskiy Synopsys 4
#11 Henri Lakk Guardtime Sa 4
#11 Andres Tover Icosagen Cell Factory Oü 4
#11 Tiina Kahre Solis Biodyne Oü 4
#11 Madis Pink 4
#11 Arved Vain University Of Tartu 4
#11 Evgeny Berik 4
#11 Andres Metspalu Baylor College Of Medicine 4
#19 Raik-Khiio N. Mikelsaar 3
#19 Enn Lust University Of Tartu 3
#19 Marko Reidla Tallinn University Of Technology 3
#19 Konstantin Tretjakov Skype 3
#19 Epp Songisepp University Of Tartu 3
#19 Roman Denisov 3
#19 Väino Sammelselg Picosun Oy 3
#19 Lauri Aarik Picosun Oy 3
#19 Tambet Ingo Novell 3
#19 Mihkel Zilmer University Of Tartu 3
#19 Hando Tint Twilio 3
#19 Marika Mikelsaar University Of Tartu 3
#31 Aare Abroi Icosagen Cell Factory Oü 2
#31 Kalle Kilk University of Pennsylvania 2
#31 Kadri Janikson Icosagen Cell Factory Oü 2
#31 Jelizaveta Geimanen Icosagen Cell Factory Oü 2
#31 Alvo Aabloo University Of Tartu 2
#31 Rain Rannu 2
#31 Asko Uri University Of Tartu 2
#31 Rein Kilk 2
#31 Veiko Raime Skype 2
#31 Andrei Dementjev 2
#31 Tavo Romann University Of Tartu 2
#31 Abel Armas-Cervantes Skype 2
#31 Tauno Talimaa 2
#31 Alar Jänes University Of Tartu 2
#31 Andres Valkna Perseptive Biosystems 2
#31 Jaak Vilo Skype 2
#31 Luciano Garcia-Bañuelos Skype 2
#31 Age Utt Agency For Science, Technology And Research 2
#31 Erki Enkvist University Of Tartu 2
#31 Ants Lõhmus University Of Tartu 2