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Pat. 11387670 United States, Int. Cl.22 H02J 9/06, H02M 7/217, H02M 7/5387, H02M 1/42. Double conversion on line ups with pass through neutral employing single DC bus : Appl. N 17/162343 : Filed 29.01.2021 : Pub. 12.07.2022 : / Pradeep Tolakanahalli Nagabhushanrao, Chandrasekaran Jayaraman, Anil Cheniveettil Suresh ; Assignee Schneider Electric It Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11387670/en?oq=US11387670.html (дата обращения: ДД.ММ.ГГГГ).