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Pat. 10992217 United States, Int. Cl.22 H02M 1/092, H02M 1/08, H02M 1/088, H02M 1/096, H02M 3/155, H02M 7/5387. Insulated power source and power conversion device : Appl. N 16/475180 : Filed 23.02.2017 : Pub. 27.04.2021 : / Itsuo Yuzurihara, Ryosuke Ohma, Hiroshi Kunitama, Yu Hosoyamada ; Assignee Kyosan Electric Manufacturing Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10992217/en?oq=US10992217.html (дата обращения: ДД.ММ.ГГГГ).