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Pat. 10165652 United States, Int. Cl.22 H05B 37/02, B60C 11/00, B60Q 1/04, H02M 1/32, H02M 3/155, H05B 37/03, H05B 44/00, H05B 45/50. Lighting circuit and vehicle lamp employing same : Appl. N 15/225332 : Filed 01.08.2016 : Pub. 25.12.2018 : / Tomoyuki Ichikawa ; Assignee Koito Manufacturing Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10165652/en?oq=US10165652.html (дата обращения: ДД.ММ.ГГГГ).