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Pat. 10020687 United States, Int. Cl.22 H02J 50/12, H01F 38/14, H02J 5/00, H02J 7/02, H02J 50/40, H02J 50/80, H02M 7/06, H02J 50/70. Coupled-coil power control for inductive power transfer systems : Appl. N 15/113591 : Filed 22.01.2015 : Pub. 10.07.2018 : / Eugenio Jr. Sia Lecias, Junbo Zeng, Saining Ren, Daniel James Robertson, Michael Nasa, Ron Rafer Floresca, Arunim Kumar, Ali Abdolkhani ; Assignee Apple Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10020687/en?oq=US10020687.html (дата обращения: ДД.ММ.ГГГГ).