Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ludvika, SE ranks #4,067 worldwide for total patents filed all time, with 699 patents from 229 inventors. Leading employers of inventors based in Ludvika, SE include Ab Volvo, Abb Technology Ag, Abb Schweiz Ag.

Showing 1–50 of 229 inventors

Rank Inventor Primary Company Patents
1 Jan Karlsson Ab Volvo 30
2 Lars-Erik Juhlin Abb Technology Ag 23
2 Peter Sjöberg Abb Schweiz Ag 23
#4 Hans Björklund Abb Technology Ag 21
#5 Jürgen Häfner Abb Technology Ag 19
#6 Ying Jiang-Häfner Abb Technology Ag 18
#7 Karl Erik Olsson Volvo Articulated Haulers Ab 14
#8 Roland Siljeström Abb Technology Ag 12
#9 Tommy Holmgren Asea Brown Boveri, S.A. 11
#10 Olle Ekwall Asea Brown Boveri, S.A. 10
#10 Anders Bo Eriksson Abb Technology Ag 10
#10 Bengt-Olof Stenestam Abb Technology Ag 10
#13 Mats Hyttinen Abb Technology Ag 9
#13 Erik Doré Abb Schweiz Ag 9
#15 Urmil Parikh Hitachi Energy Switzerland Ag 8
#15 Daniel Staffas Abb Technology Ag 8
#15 Sasitharan Subramanian Abb Schweiz Ag 8
#15 Alf Johansson Atlas Copco Berema Aktiebolag 8
#19 Christer Sjöberg Abb Schweiz Ag 7
#19 Kerstin Linden Abb Technology Ag 7
#19 Carl E. Solver Asea Aktiebolag 7
#19 Bernt Bergdahl Abb Technology Ag 7
#19 Bjorn Sandin Asea Brown Boveri, S.A. 7
#24 Johannes Tredoux Abb Technology Ag 6
#24 Torbjorn Karlsson Ericsson 6
#24 Jan Hajek Abb Schweiz Ag 6
#24 Lennart Strandberg Asea Brown Boveri, S.A. 6
#24 Jean Mathae Hitachi Energy 6
#24 David Emilsson Abb Technology Ag 6
#24 Mats Berglund Abb Technology Ag 6
#24 Anders Eriksson Inter Ikea Systems B.V. 6
#24 Lars Döfnäs Abb Technology Ag 6
#24 Bo Persson Arjo Hospital Equipment Ab 6
#34 Leif Skold 5
#34 Kent Eriksson Asea Aktiebolag 5
#34 Liliana Arevalo Abb Power Grids Switzerland Ag 5
#34 Ying-Jiang HAFNER Hitachi Energy 5
#34 Thomas Fogelberg Abb Technology Ag 5
#34 Jan Anger Abb Technology Ag 5
#34 Per Krainer Abb Technology Ag 5
#41 Staffan Larsen Oracle 4
#41 Mattias Viksten Hitachi Energy 4
#41 Jing Ni Abb Schweiz Ag 4
#41 Rutger Johansson Abb Technology Ag 4
#41 Ulf Akesson Abb Technology Ag 4
#41 Ulf Radbrant Abb Technology Ag 4
#41 Bruno Halvarsson 4
#41 Lennart Lundstrom Asea Aktiebolag 4
#41 Gerd Chalikia Abb Research 4
#41 Daniel Hallmans Hitachi Energy 4