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Pat. 11356027 United States, Int. Cl.22 H02M 3/335, H01J 27/02, H02M 1/08, H02M 3/337, H02M 7/10, H02M 1/00. System and method for power conversion : Appl. N 17/066429 : Filed 08.10.2020 : Pub. 07.06.2022 : / Paul Fogel, Mikhail Filippov ; Assignee Accion Systems Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11356027/en?oq=US11356027.html (дата обращения: ДД.ММ.ГГГГ).