DK

David Karlén

AA Abb Schweiz Ag: 8 patents #126 of 3,274Top 4%
AA Abb Technology Ag: 3 patents #541 of 1,391Top 40%
📍 Västerås, SE: #38 of 577 inventorsTop 7%
Overall (All Time): #446,589 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11574783 Splitter plate, arc extinguishing chamber and switching device Alfred Nilsson, Markus Angell, Gunnar Johansson 2023-02-07
10347436 Switching device Gunnar Johansson, Jonathan Jonsson, Markus Angell, Mats Johansson 2019-07-09
9928971 Electrical contact tip for switching applications and an electrical switching device Gunnar Johansson, Erik Johansson, Reinhard Simon 2018-03-27
D788714 Contactor Anders Eriksson 2017-06-06
D781243 Contactor Anders Eriksson 2017-03-14
D781242 Contactor Anders Eriksson 2017-03-14
D780698 Contactor Jonathan Jonsson 2017-03-07
9455098 Electrical circuit switch with variable gear ratio Björn Lundén, Arne Trangard, Stefan Lunderius 2016-09-27
9324519 Switching device 2016-04-26
8742875 Contactor Anders Eriksson, Lars Eriksson, Ove Coman 2014-06-03
8314670 Switching device Mats Johansson 2012-11-20