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Pat. 9882506 United States, Int. Cl.22 H01F 17/06, H01F 3/14, H01F 17/04, H01F 27/24, H01F 27/26, H01F 27/28, H02M 1/42, H02M 7/06, H05B 44/00. Multiple inductive component : Appl. N 14/781094 : Filed 17.03.2014 : Pub. 30.01.2018 : / Bernd Ackermann, Reinhold Elferich, David Llewellyn John ; Assignee Philips Lighting Holding Bv ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9882506/en?oq=US9882506.html (дата обращения: ДД.ММ.ГГГГ).