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Pat. 10186870 United States, Int. Cl.22 H02J 7/34, H02H 3/00, H02J 3/32, H02J 3/38, H02J 7/35, H02M 7/44. Method and feed control for the feeding of electrical current into a line branch : Appl. N 15/057376 : Filed 01.03.2016 : Pub. 22.01.2019 : / Bernhard Sofaly, Oliver Prior ; Assignee Sma Solar Technology Ag ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10186870/en?oq=US10186870.html (дата обращения: ДД.ММ.ГГГГ).