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Pat. 9859808 United States, Int. Cl.22 H02M 7/48, H02M 5/458. Power converter topology for use in an energy storage system : Appl. N 15/138335 : Filed 26.04.2016 : Pub. 02.01.2018 : / Robert Gregory Wagoner, Harold Robert Schnetzka, Lukas Mercer Hansen, Wayne Allen Schultz, Bennett Steven Sheron, Douglas Austin ; Assignee General Electric Co ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9859808/en?oq=US9859808.html (дата обращения: ДД.ММ.ГГГГ).