Библиографическая ссылка на патент
Pat. 10305372 United States, Int. Cl.22 H02M 1/34, H02M 1/32, H02M 5/458, H02M 7/48, H02M 7/5387. Power conversion device with snubber circuit to suppress surge voltage : Appl. N 15/819208 : Filed 21.11.2017 : Pub. 28.05.2019 : / Haining Wang ; Assignee Fuji Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10305372/en?oq=US10305372.html (дата обращения: ДД.ММ.ГГГГ).