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Pat. 9960695 United States, Int. Cl.22 H02M 3/335, H02M 1/32. Power supply apparatus and error detecting method for power supply apparatus : Appl. N 15/372990 : Filed 08.12.2016 : Pub. 01.05.2018 : / Yu Yonezawa, Takahiko Sugawara, Yoshiyasu Nakashima ; Assignee Fujitsu Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9960695/en?oq=US9960695.html (дата обращения: ДД.ММ.ГГГГ).