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Pat. 11121637 United States, Int. Cl.22 H02M 5/458, H02M 1/36, H02M 7/219, H02M 7/483. Power conversion device and power conversion system including a power converter capable of converting between alternating-current (AC) power and direct-current (DC) power : Appl. N 16/631196 : Filed 11.09.2017 : Pub. 14.09.2021 : / Takeshi Kikuchi, Toshiyuki Fujii, Ryosuke Uda ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11121637/en?oq=US11121637.html (дата обращения: ДД.ММ.ГГГГ).