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Pat. 11201475 United States, Int. Cl.22 H02J 1/00, H02J 3/38, H02J 7/00, H02J 7/35, H02M 7/44. Multi-source, multi-load systems with a power extractor : Appl. N 16/153597 : Filed 05.10.2018 : Pub. 14.12.2021 : / David A. Besser, Stefan Matan, Melvin James Bullen ; Assignee Apparent Labs LLC ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11201475/en?oq=US11201475.html (дата обращения: ДД.ММ.ГГГГ).