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Pat. 10250059 United States, Int. Cl.22 H02J 7/00, H02M 3/158, H02J 3/32. Charging circuit for battery-powered device : Appl. N 15/269726 : Filed 19.09.2016 : Pub. 02.04.2019 : / Yazan Aldehayyat, Ricardo Marquez Reyes, Manish K. Shah ; Assignee Microsoft Technology Licensing LLC ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10250059/en?oq=US10250059.html (дата обращения: ДД.ММ.ГГГГ).