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Pat. 10491132 United States, Int. Cl.22 H02M 5/14, H02J 7/00, H02M 7/217, H02M 7/5387. Dual active bridge control circuit for use with unbalanced grid voltages : Appl. N 16/100286 : Filed 10.08.2018 : Pub. 26.11.2019 : / Philip Michael Johnson, Alan Wayne Brown ; Assignee Hella Gmbh and Co Kgaa ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10491132/en?oq=US10491132.html (дата обращения: ДД.ММ.ГГГГ).