RL

Rongsheng Liu

AR Abb Research: 2 patents #335 of 1,276Top 30%
HE Hitachi Energy: 1 patents #135 of 458Top 30%
HA Hitachi Energy Switzerland Ag: 1 patents #120 of 445Top 30%
AA Abb Technology Ag: 1 patents #211 of 532Top 40%
📍 Hagfors, SE: #98 of 648 inventorsTop 20%
Overall (All Time): #938,113 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12165795 Support structure for at least one winding of a power transformer, power transformer and method for manufacturing Orlando Girlanda, Grzegorz Kmita, Michal Kozupa, Tomasz Nowak, Robert Sekula 2024-12-10
11488741 Gel impregnated bushing Gerhard Brosig, Santanu Singha, Sung Woo Cho, Johan Nyberg 2022-11-01
9129721 Direct current (DC) transmission system comprising a thickness controlled laminated insulation layer and method of manufacturing 2015-09-08
8178780 Electric insulation material, an electric device comprising the insulation material and a transformer Olof Hjortstam, Albert Jaksts, Leif A. Pettersson 2012-05-15
6885273 Induction devices with distributed air gaps Pan Min, Li Ming, Mikael Dahlgren, Par Holmberg, Gunnar Russberg +2 more 2005-04-26