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Pat. 10978243 United States, Int. Cl.22 H01F 27/42, F22B 1/28, F22G 1/16, H01F 3/10, H01F 27/24, H01F 27/245, H01F 27/26, H01F 30/12, H01F 30/14, H02M 5/257. Power circuit, iron core for Scott connected transformer, Scott connected transformer, and superheated steam generator : Appl. N 15/452425 : Filed 07.03.2017 : Pub. 13.04.2021 : / Toru Tonomura, Sachio Tamaki, Yasuhiro Fujimoto ; Assignee Tokuden Co Ltd Kyoto ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10978243/en?oq=US10978243.html (дата обращения: ДД.ММ.ГГГГ).