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Pat. 9991681 United States, Int. Cl.22 H01T 19/00, F02P 23/04, G01M 15/02, G01N 27/02, H01T 15/00, H02M 3/00, F02P 3/04, F02P 5/15, F02P 17/00. Relay-mod method to drive corona ignition system : Appl. N 14/568330 : Filed 12.12.2014 : Pub. 05.06.2018 : / John Antony Burrows ; Assignee Federal Mogul Ignition Co ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9991681/en?oq=US9991681.html (дата обращения: ДД.ММ.ГГГГ).