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Pat. 9979407 United States, Int. Cl.22 G09G 5/00, G02B 26/00, G09G 3/34, H02M 1/42, H02M 7/04, H03L 7/085, H03L 7/089, H03L 7/181, H05B 37/02, H05B 44/00. Apparatus and method for dynamically providing charge : Appl. N 14/870638 : Filed 30.09.2015 : Pub. 22.05.2018 : / Steven Ramos Carneiro, Pavel Novoselov ; Assignee Amazon Technologies Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9979407/en?oq=US9979407.html (дата обращения: ДД.ММ.ГГГГ).