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Pat. 10439495 United States, Int. Cl.22 G09G 5/00, G09G 3/36, H02M 1/00, H02M 3/155, H02M 3/158. Regulating voltage supplied to a load using switching units : Appl. N 15/548242 : Filed 03.02.2015 : Pub. 08.10.2019 : / Eric Chemisky, Joachim Siegrist, Sornam Viswanathan Venkateswaran, Anand Venkatramani ; Assignee Siemens Ag ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10439495/en?oq=US10439495.html (дата обращения: ДД.ММ.ГГГГ).