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Pat. 10404170 United States, Int. Cl.22 H02M 3/158, H02M 3/155, H02M 3/156, H02M 1/00. Circuit of a power supply unit having a switching device : Appl. N 15/129212 : Filed 02.04.2015 : Pub. 03.09.2019 : / Mai Uenaka, Yuuya Tanaka, Masaki Yamada, Yoshihiro Takeshima ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10404170/en?oq=US10404170.html (дата обращения: ДД.ММ.ГГГГ).