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Pat. 11404974 United States, Int. Cl.22 H02M 7/538, H02M 3/335, H02M 7/5387, H02M 7/5395, H02M 1/00, H02M 7/483. Power converter for performing conversion from DC to AC or vice versa, and method for controlling the power converter : Appl. N 17/290443 : Filed 28.08.2019 : Pub. 02.08.2022 : / Naoki Ayai ; Assignee Sumitomo Electric Industries Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11404974/en?oq=US11404974.html (дата обращения: ДД.ММ.ГГГГ).