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Pat. 11031862 United States, Int. Cl.22 H02M 1/40, B23K 9/10, H02M 7/48, H02M 7/5387. Systems and methods to balance magnetic flux in a switched mode power supply : Appl. N 15/871506 : Filed 15.01.2018 : Pub. 08.06.2021 : / Alan Adam Manthe, Maxwell Bode Brock ; Assignee Illinois Tool Works Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11031862/en?oq=US11031862.html (дата обращения: ДД.ММ.ГГГГ).