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Pat. 11374499 United States, Int. Cl.22 H02M 3/335, H01F 27/24, H01F 27/28, H02M 1/12, H02M 1/44, H02M 3/155, H02M 3/00. Power transformer for minimum noise injection in between primary and secondary winding ''rompower active shield'' : Appl. N 16/732240 : Filed 31.12.2019 : Pub. 28.06.2022 : / Ionel Jitaru, Mihai Bogdan Jitariu, Andrei Stefan Savu ; Assignee Rompower Technology Holdings LLC ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11374499/en?oq=US11374499.html (дата обращения: ДД.ММ.ГГГГ).