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Pat. 11096303 United States, Int. Cl.22 H01R 4/66, H01R 13/04, H01R 13/10, H01R 13/648, H01R 13/71, H05K 7/14, H02M 3/335. Direct current connector, alternating current/direct current input device, and alternating current/direct current input system : Appl. N 16/448296 : Filed 21.06.2019 : Pub. 17.08.2021 : / Guoqing Zhang, Jiangtao Wang, Liang Gao ; Assignee Huawei Technologies Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11096303/en?oq=US11096303.html (дата обращения: ДД.ММ.ГГГГ).