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Pat. 11190107 United States, Int. Cl.22 G05F 1/10, G05F 3/02, H02M 3/07, H02M 3/158, H02M 3/335. Auxiliary power supply circuit, power supply apparatus, and power supply circuit : Appl. N 17/038575 : Filed 30.09.2020 : Pub. 30.11.2021 : / Takeshi Shiomi ; Assignee Sharp Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11190107/en?oq=US11190107.html (дата обращения: ДД.ММ.ГГГГ).