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Pat. 10503108 United States, Int. Cl.22 H02M 3/335, G03G 15/00, G03G 15/02, G03G 15/16. Power supply apparatus for outputting first and second voltages from one transformer and image forming apparatus including power supply apparatus : Appl. N 16/052434 : Filed 01.08.2018 : Pub. 10.12.2019 : / Junichi Kubota ; Assignee Canon Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10503108/en?oq=US10503108.html (дата обращения: ДД.ММ.ГГГГ).