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Pat. 11432419 United States, Int. Cl.22 H05K 5/02, H01L 23/00, H01L 23/473, H01L 23/495, H02M 7/537, H05K 7/14, H05K 7/20, H01L 21/56, H01L 23/31. Power semiconductor device and power conversion device : Appl. N 16/671872 : Filed 01.11.2019 : Pub. 30.08.2022 : / Tokihito Suwa, Yujiro Kaneko, Yusuke Takagi, Shinichi Fujino, Takahiro Shimura ; Assignee Hitachi Astemo Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11432419/en?oq=US11432419.html (дата обращения: ДД.ММ.ГГГГ).