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Pat. 11425846 United States, Int. Cl.22 H05K 7/20, H01F 27/02, H01F 27/28, H01L 23/367, H01L 25/16, H01L 27/02, H02M 3/335. Electric power source device : Appl. N 16/744904 : Filed 16.01.2020 : Pub. 23.08.2022 : / Kwan Ryul Kim, Shotaro Yamasaki ; Assignee Denso Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11425846/en?oq=US11425846.html (дата обращения: ДД.ММ.ГГГГ).