Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Lahti, FI ranks #5,793 worldwide for total patents filed all time, with 439 patents from 197 inventors. Leading employers of inventors based in Lahti, FI include Fiskars Brands Finland Oy Ab, Stora Enso Oyj, Normark Innovations.

Showing 1–50 of 197 inventors

Rank Inventor Primary Company Patents
1 Vesa Korjus Fiskars Brands Finland Oy Ab 18
1 Pirkka Haimi Fiskars Brands Finland Oy Ab 18
3 Egon Missik Fiskars Brands Finland Oy Ab 17
#4 Jalliina Järvinen Stora Enso Oyj 11
#5 Jukka Vainio Normark Innovations 10
#6 Seppo Lampainen Stora Enso Oyj 7
#7 Timo Vlasov Kone 6
#7 Ari Nurminen Merivaara Oy 6
#7 Anne Olonen Glykos Finland Oy 6
#7 Mauno Keski-Luopa 6
#7 Mika Oksman Sandvik Mining And Construction Oy 6
#12 Jari Hiltunen Omnivision Technologies 5
#12 Risto Castren Retermia Oy 5
#12 Petteri Jokinen Kemppi Oy 5
#12 Mika Savolainen Uponor Innovation Ab 5
#12 Noora Nylander Stora Enso Oyj 5
#12 Esko Juvonen Bretec Oy 5
#18 Mika Ruponen Halton Oy 4
#18 Kalervo M. Virtanen Teknoware Oy 4
#18 Jari Tabell Teknoware Oy 4
#18 Martti Talja Biocon, Oy 4
#18 Eero Aitta Kemira Chemicals Oy 4
#18 Markku Ronnila Sonoco Development 4
#18 Pekka Kyllonen Halton Oy 4
#18 Juho Huotari Kemppi Oy 4
#18 Toivo Janhunen Glaston Services Ltd. Oy 4
#18 Mika Hyysti Raute Oyj 4
#28 Mika Uosukainen Uponor Innovation Ab 3
#28 Liisa Lehtinen Upm-Kymmene Oyj 3
#28 Tero Kallioinen Mariella Labels Oy 3
#28 Jussi Pekka Markula P2S Media Group Oy 3
#28 Jari Kataja Teknoware Oy 3
#28 Topi Laiho Peikko Group Oy 3
#28 Esko Hippeläinen Uponor Innovation Ab 3
#28 Pertti Aimonen Metso Automation Oy 3
#28 Eero Mielonen Metso Paper 3
#28 Ari Suominen Wartsilä Finland Oy 3
#28 Jarmo Kuitto 3
#28 Matti Kahilahti 3
#28 Mika Matela Kone 3
#28 Ilkka Lempio 3
#28 Osmo Leppanen Sonera Oy 3
#28 Heikki J. Volotinen Outokumpu Oyj 3
#28 Tapani Makimaa Kemppi Oy 3
#28 Markku Mikola 3
#28 Lasse Liukko 3
#28 Pekka Kostensalo Imberatek 3
#28 Mikko Aresalo 3
#28 Juhani Laine Sandvik Mining And Construction Oy 3
#28 Jyrki Nissinen Sandvik Mining And Construction Oy 3