Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Karis, FI ranks #19,180 worldwide for total patents filed all time, with 71 patents from 14 inventors. Leading employers of inventors based in Karis, FI include Fiskars Consumer Oy Ab, Oy Fiskars Ab, Optatech.

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Erkki O. Linden 40
2 Karl S. Ronnholm Fiskars Consumer Oy Ab 8
3 Jari Ruuttu 7
#4 Olof Dahlqvist Oy Fiskars Ab 2
#4 Torbjörn Lundmark 2
#4 Viveca Lonnberg Optatech 2
#4 Folke Eriksson Leiras Oy 2
#4 Risto Jurmu Sandvik Ab 2
#9 Raimo V. Koponen 1
#9 Tatu Tyni 1
#9 Olavi Lindeen 1
#9 Teija Sihvonen 1
#9 Jari {umlaut over (Aa)}rilä 1
#9 Paul Sandstrom K. Hartwall Oy Ab 1