LH

Lennart Harnefors

AA Abb Schweiz Ag: 7 patents #161 of 3,274Top 5%
AA Abb Technology Ag: 6 patents #82 of 1,391Top 6%
AR Abb Research: 3 patents #222 of 1,276Top 20%
HA Hitachi Energy Switzerland Ag: 3 patents #25 of 445Top 6%
HE Hitachi Energy: 1 patents #135 of 458Top 30%
📍 Västerås, SE: #16 of 577 inventorsTop 3%
Overall (All Time): #231,098 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12381398 Grid forming vector current control Mario Schweizer, Stefan Almer 2025-08-05
11735928 Multi-port grid forming control for grid interties Mario Schweizer, Stefan Almer 2023-08-22
11646653 Switching circuit with snubber components Daniel Johannesson 2023-05-09
11424679 Buck boost converter cell for MMC Aravind Mohanaveeramani, Jan R. Svensson, Alireza Nami 2022-08-23
11239764 Voltage-source converter control system Massimo Bongiorno, Xiongfei Wang 2022-02-01
10770900 Method and control system for controlling a voltage source converter using power-synchronization control 2020-09-08
10389129 Method and control system for controlling a voltage source converter using power-synchronization control Lidong Zhang 2019-08-20
10270328 Multilevel converter with energy storage Tomas Tengner, Amel Lachichi, Georgios Karmiris 2019-04-23
10193469 Multi-level power converter and a method for controlling a multi-level power converter Tomas Tengner 2019-01-29
10170914 Voltage source converter (VSC) control system with active damping 2019-01-01
9531292 Arrangement, method and computer program product concerned with tapping of power from a DC power line to an AC power line Kalpesh Bhalodi, Sasitharan Subramanian, Tomas Jonsson 2016-12-27
9461473 Method and apparatus for damping oscillations in a power system Lidong Zhang, Nicklas Johansson 2016-10-04
9190932 Method and device for controlling a multilevel converter Kalle Ilves 2015-11-17
8564981 Modular multi-level power converter with second and third order harmonics reduction filter Staffan Norrga, Anshuman Shukla 2013-10-22
8553435 Power converter with multi-level voltage output and harmonics filter Björn Jacobson 2013-10-08
8498133 Controlling a high-voltage direct-current (HVDC) link Georgios Papafotiou, Giovanni Beccuti 2013-07-30
8400793 Method in a cascaded two-level converter, control device and computer program products Tomas Jonsson 2013-03-19
8400796 Power converter with distributed cell control Lars Döfnäs, Anders Pettersson, Roland Siljeström, Gunnar Asplund 2013-03-19
8330398 Method and system to start multiple AC motors supplied by a power converter via a common AC bus 2012-12-11