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Pat. 11394309 United States, Int. Cl.22 H02M 5/12. Voltage doubling AC power supply using electricity from two circuits with transformer for phase control and input circuit isolation : Appl. N 16/126239 : Filed 10.09.2018 : Pub. 19.07.2022 : / Duane Warren Hoole ; Assignee Individual ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11394309/en?oq=US11394309.html (дата обращения: ДД.ММ.ГГГГ).