Light emitting device
Номер патента: EP1350416A2
Опубликовано: 08-10-2003
Автор(ы): Alan Frederick Butler, Frederick Johannes Bruwer
Принадлежит: Azoteq Pty Ltd
Опубликовано: 08-10-2003
Автор(ы): Alan Frederick Butler, Frederick Johannes Bruwer
Принадлежит: Azoteq Pty Ltd
Реферат: A light emitting device includes at least a first light source which is connectable to an energy source, a second light source, detector means for detecting a failure of the first light source, and switch means, responsive to the detector means, for enabling the connection of the second light source to the energy source when the detector means detects failure of the first light source.
Organic light emitting device
Номер патента: US09525151B2. Автор: Hyun Sung Bang,Tae Whan Kim,Dong Chul Choo. Владелец: Top Engineering Co Ltd. Дата публикации: 2016-12-20.