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Pat. 11350517 United States, Int. Cl.22 H05K 7/20, H02M 7/00, H05K 1/02, H05K 1/18. Circuit device and power conversion device : Appl. N 16/963294 : Filed 18.01.2019 : Pub. 31.05.2022 : / Hiroyuki Yahara, Kenta Fujii, Yuji Shirakata, Tomohito Fukuda, Takashi Kumagai, Koji Nakajima ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11350517/en?oq=US11350517.html (дата обращения: ДД.ММ.ГГГГ).