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Pat. 9948206 United States, Int. Cl.22 H02M 7/537, H02M 7/483, H02M 7/487. Multilevel power conversion device with flying capacitor : Appl. N 14/908884 : Filed 28.05.2014 : Pub. 17.04.2018 : / Isamu Hasegawa, Takashi Kodama, Takeshi Kondo, Shota Urushibata, Hiromi Sako, Kenji Kobori, Shizunori Hamada, Keiichi Kodachi ; Assignee Meidensha Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9948206/en?oq=US9948206.html (дата обращения: ДД.ММ.ГГГГ).