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Pat. 9979238 United States, Int. Cl.22 H01F 27/42, B60L 11/18, H01F 37/00, H01F 38/00, H02J 7/02, H02J 50/12, H02M 3/335, H02M 1/32. Power transmission device and electric power transfer system : Appl. N 15/413789 : Filed 24.01.2017 : Pub. 22.05.2018 : / Takahiro Misawa ; Assignee Toyota Motor Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9979238/en?oq=US9979238.html (дата обращения: ДД.ММ.ГГГГ).