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Pat. 11218069 United States, Int. Cl.22 H02M 1/12, H02M 7/48, H02M 7/5395. Power conversion device : Appl. N 17/265022 : Filed 07.03.2019 : Pub. 04.01.2022 : / Yushin Yamamoto, Satoshi Ogasawara, Shunsuke Ohara ; Assignee Hokkaido University Nuc, Toshiba Mitsubishi Electric Industrial Systems Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11218069/en?oq=US11218069.html (дата обращения: ДД.ММ.ГГГГ).