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Pat. 11283368 United States, Int. Cl.22 H02M 7/493, H02M 1/12, H02M 1/32, H02P 27/06, H02P 29/024. Open phase detection system for power conversion system : Appl. N 17/057382 : Filed 14.05.2019 : Pub. 22.03.2022 : / Kenta Yamabe, Yoshihiro Tawada, Tomoya Katsukura ; Assignee Toshiba Mitsubishi Electric Industrial Systems Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11283368/en?oq=US11283368.html (дата обращения: ДД.ММ.ГГГГ).