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Pat. 10264371 United States, Int. Cl.22 H02M 3/07, H03F 3/183, H03F 3/217, H04R 25/00, H04R 25/02, H04R 25/04. Hearing instrument comprising switched capacitor DC-DC converter : Appl. N 15/346630 : Filed 08.11.2016 : Pub. 16.04.2019 : / Dennis Oland Larsen, Ivan Harald Holger Jorgensen, Martin Vinter ; Assignee Gn Hearing As ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10264371/en?oq=US10264371.html (дата обращения: ДД.ММ.ГГГГ).