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Pat. 11303219 United States, Int. Cl.22 H02M 7/48, H02K 11/33, H02M 7/64, H02M 7/483. Power conversion apparatus with annularly-arranged switching and capacitor modules : Appl. N 16/897534 : Filed 10.06.2020 : Pub. 12.04.2022 : / Takashi Kashiwazaki, Tomohisa Sano ; Assignee Denso Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11303219/en?oq=US11303219.html (дата обращения: ДД.ММ.ГГГГ).