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Pat. 11463007 United States, Int. Cl.22 H02M 3/158, H02M 1/00, H02M 1/36, H02M 1/40, H02M 3/335. Power supply circuit with multiple stages for converting high voltage to low voltage and power train having the same : Appl. N 16/990238 : Filed 11.08.2020 : Pub. 04.10.2022 : / Brij N. Singh ; Assignee Deere and Co ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11463007/en?oq=US11463007.html (дата обращения: ДД.ММ.ГГГГ).