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Pat. 9927759 United States, Int. Cl.22 H02M 3/335, G03G 15/00, H02M 1/08, H02M 1/42, H02M 1/00. Power supply device for suppressing cross regulation and image forming apparatus including power supply device : Appl. N 15/441382 : Filed 24.02.2017 : Pub. 27.03.2018 : / Toru Kasamatsu, Mikiyuki Aoki, Kouei Cho ; Assignee Konica Minolta Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9927759/en?oq=US9927759.html (дата обращения: ДД.ММ.ГГГГ).