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Pat. 10141866 United States, Int. Cl.22 H02M 7/483, H02M 1/08, H02M 1/14, H02M 7/537, H02M 1/00, H02M 7/487, H02M 7/49. Multi-level inverter with first and second switch banks : Appl. N 15/510916 : Filed 11.09.2015 : Pub. 27.11.2018 : / Madhav Manjrekar ; Assignee University of North Carolina At Charlotte ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10141866/en?oq=US10141866.html (дата обращения: ДД.ММ.ГГГГ).