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Pat. 10571987 United States, Int. Cl.22 G06F 1/26, G06F 1/28, G06F 1/3206, H02J 3/38, H02J 7/00, H02M 1/42, H02M 3/335, H03K 7/08, H02M 1/00. Power supply device, charging device, controlling method, electronic equipment, and electrically powered vehicle : Appl. N 16/087250 : Filed 26.01.2017 : Pub. 25.02.2020 : / Hitoshi Yuuki ; Assignee Sony Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10571987/en?oq=US10571987.html (дата обращения: ДД.ММ.ГГГГ).