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Pat. 10333303 United States, Int. Cl.22 H02M 3/158, G01R 19/165, H02J 3/10, H03K 19/018, G05F 1/44. Power supply device and method of controlling power supply device : Appl. N 15/766430 : Filed 04.08.2017 : Pub. 25.06.2019 : / Yoshinori Kobayashi, Kazuo Yamashita ; Assignee Shindengen Electric Manufacturing Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10333303/en?oq=US10333303.html (дата обращения: ДД.ММ.ГГГГ).