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Pat. 10418891 United States, Int. Cl.22 H01F 27/42, B25J 19/00, H01F 37/00, H01F 38/00, H02J 50/12, H02J 50/80, H02M 1/08, H02M 7/04, H02M 7/537, H04B 5/00. Wireless power transmission system : Appl. N 15/259222 : Filed 08.09.2016 : Pub. 17.09.2019 : / Eiji Takahashi, Hiroshi Kanno, Tsutomu Sakata, Satoru Kikuchi ; Assignee Panasonic Intellectual Property Management Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10418891/en?oq=US10418891.html (дата обращения: ДД.ММ.ГГГГ).