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Pat. 11063531 United States, Int. Cl.22 H02M 7/49, H02K 11/33, H02M 1/00, H02P 5/74. Series connected DC input inverters : Appl. N 14/181085 : Filed 14.02.2014 : Pub. 13.07.2021 : / Yehui Han, Jiyao Wang ; Assignee Wisconsin Alumni Research Foundation ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11063531/en?oq=US11063531.html (дата обращения: ДД.ММ.ГГГГ).