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Pat. 10574172 United States, Int. Cl.22 H02P 29/028, B62D 5/04, H02M 1/32, H02M 7/5387, H02P 6/08, H02P 25/22, H02P 29/032. Power conversion device, motor drive unit, and electric power steering device : Appl. N 16/082153 : Filed 01.03.2017 : Pub. 25.02.2020 : / Eiji Wada ; Assignee Nidec America Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10574172/en?oq=US10574172.html (дата обращения: ДД.ММ.ГГГГ).