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Pat. 10418857 United States, Int. Cl.22 H02J 50/12, H02J 50/80, H02M 1/14, H02M 1/36, H02M 3/155, H02M 7/48, H02M 7/539, H02J 7/02, H02M 1/00. Wireless power transmitter : Appl. N 15/790815 : Filed 23.10.2017 : Pub. 17.09.2019 : / Hyo Young Kim, Seung Won Park, Eun Young Shin, Byoung Woo Ryu, Dong Woo Han, Ye Ji Park, Young Seung Roh ; Assignee Wits Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10418857/en?oq=US10418857.html (дата обращения: ДД.ММ.ГГГГ).