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Pat. 10998824 United States, Int. Cl.22 H02J 1/00, H02J 3/00, H02J 3/36, H02J 3/38, H02M 3/335, H02M 1/00, H02M 3/28. Electric power conversion device : Appl. N 16/078148 : Filed 19.12.2016 : Pub. 04.05.2021 : / Takaharu Ishibashi, Takushi Jimichi ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10998824/en?oq=US10998824.html (дата обращения: ДД.ММ.ГГГГ).