YH

Ying-Jiang HAFNER

HE Hitachi Energy: 2 patents #52 of 458Top 15%
AA Abb Technology Ag: 1 patents #541 of 1,391Top 40%
HA Hitachi Energy Switzerland Ag: 1 patents #120 of 445Top 30%
Overall (All Time): #1,070,800 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12212248 Modular MMC phase arm and control thereof Jimmy Öhman, Christer Sjöberg, Daniel Hallmans 2025-01-28
12119655 Energy supporting device 2024-10-15
11355925 System design solution for DC grid cost reduction and risk minimization 2022-06-07
7321500 Electric power converter Gunnar Asplund, Johan Lindberg, Peter Lundberg, Jan R. Svensson, Rolf Pålsson 2008-01-22