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Pat. 10453770 United States, Int. Cl.22 H05K 7/20, H01L 23/367, H02M 7/00, H02M 5/458, H02M 7/487. Power converter and power converter for railroad vehicle : Appl. N 16/170439 : Filed 25.10.2018 : Pub. 22.10.2019 : / Masamitsu Takizawa, Nobuyuki Kobayashi, Yoshio Mori, So Nakamichi, Kohei Matsui ; Assignee Fuji Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10453770/en?oq=US10453770.html (дата обращения: ДД.ММ.ГГГГ).