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Pat. 11309802 United States, Int. Cl.22 H02M 5/458, H02J 3/38, H02M 1/00, H02M 1/44. Transformers, converters, and improvements to the same : Appl. N 17/262523 : Filed 23.07.2019 : Pub. 19.04.2022 : / Liran Zheng, Deepakraj M. Divan, Rajendra Prasad Kandula, Karthik Kandasamy ; Assignee Georgia Tech Research Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11309802/en?oq=US11309802.html (дата обращения: ДД.ММ.ГГГГ).