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Pat. 10148124 United States, Int. Cl.22 H02M 7/28, H02J 3/32, H02J 9/06, H02M 3/28. Uninterrupted power bank capable of supplying high DC voltage during interruption of main supply and providing AC voltage as normal supply of the main supply : Appl. N 15/862633 : Filed 05.01.2018 : Pub. 04.12.2018 : / Kuo-Hsiang Chang, Yi-An Pan ; Assignee Channel Well Tech Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10148124/en?oq=US10148124.html (дата обращения: ДД.ММ.ГГГГ).