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Pat. 10615715 United States, Int. Cl.22 H02M 7/00, H02M 3/335, H02M 7/48, H02M 7/49, H02M 7/493, H02S 40/32, H05K 7/20, H02M 1/00, H02M 3/28, H02M 7/487, H05K 7/14. Power conversion device, cooling structure, power conversion system, and power supply device : Appl. N 16/307661 : Filed 06.09.2016 : Pub. 07.04.2020 : / Yasuaki Norimatsu, Akihiko Kanouda, Yuuichi Mabuchi, Takae Shimada, Mitsuhiro Kadota, Yuki Kawaguchi, Mizuki Nakahara, Akira Yonekawa ; Assignee Hitachi Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10615715/en?oq=US10615715.html (дата обращения: ДД.ММ.ГГГГ).