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Pat. 11276683 United States, Int. Cl.22 H02M 1/08, H01L 27/06, H01L 27/098, H01L 29/06, H01L 29/40, H01L 29/808, H02M 3/335. Semiconductor device, switching power supply control IC, and switching power supply device : Appl. N 14/792234 : Filed 06.07.2015 : Pub. 15.03.2022 : / Masaru Saito ; Assignee Fuji Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11276683/en?oq=US11276683.html (дата обращения: ДД.ММ.ГГГГ).