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Pat. 11095226 United States, Int. Cl.22 H02M 3/335, H02H 1/00, H02H 7/12. Switching power supply device having failure protection function, and method for controlling the same : Appl. N 16/591482 : Filed 02.10.2019 : Pub. 17.08.2021 : / Satoshi Arima, Hiroki Matsuda ; Assignee Mitsumi Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11095226/en?oq=US11095226.html (дата обращения: ДД.ММ.ГГГГ).