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Pat. 10256726 United States, Int. Cl.22 H02M 3/158, H02M 1/08, H02M 1/14, H02M 3/156, H02M 1/00. Voltage conversion apparatus including output unit, comparator, delay circuit, and control circuit : Appl. N 15/688542 : Filed 28.08.2017 : Pub. 09.04.2019 : / Tatsuhiko Maruyama ; Assignee Toshiba Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10256726/en?oq=US10256726.html (дата обращения: ДД.ММ.ГГГГ).