GENEVA, Sept. 21 -- HITACHI ENERGY LTD (Brown-Boveri-Strasse 58050 Zurich) filed a patent application (PCT/EP2025/056655) for "ON-LOAD TAP CHANGER FOR USE AT SEA" on Mar 11, 2025. With publication no. WO/2025/190967, the details related to the patent application was published on Sep 18, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): MATHAE, Jean Louis Gerard (Tre Krokars gata 18A771 34 Ludvika), ERIKSSON, Thomas (Hammarbacksvagen 22771 31 Ludvika), FORSMAN, Daniel (Storgata 92408 Elverum)
Abstract:
An on-load tap changer OLTC comprising a housing, with a housing body and an upper body at...