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Pat. 10050517 United States, Int. Cl.22 G05F 1/575, H02M 1/42, H02M 3/04, H02M 7/06, H05B 44/00, H02M 1/00. Power supply apparatus converting input voltage to predetermined output voltage and controlling output voltage based on feedback signal corresponding to output voltage : Appl. N 15/420125 : Filed 31.01.2017 : Pub. 14.08.2018 : / Yuuta Ogino, Shohtaroh Sohma ; Assignee Ricoh Electronic Devices Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10050517/en?oq=US10050517.html (дата обращения: ДД.ММ.ГГГГ).