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Ng; Fook Chuin
Butterworth, MY
No. of patents:

Patent Number Title Of Patent Date Issued
8142036 Keypad device with light source and reflector March 27, 2012
A device is disclosed having a keypad and an adjacent light guide with at least one light source. At least one reflector is provided, having at least an area thereof adjacent to the light source. At least a portion of the reflector is located either between the light source and the keypa
8035048 Illuminated keypad October 11, 2011
An illuminated keypad is disclosed herein. And embodiment of the keypad comprises a first zone and a second zone; a substrate comprising a substrate surface; a first switch located on the substrate in the first zone; a first light guide having a first light guide first side and a fir
7794130 Segmented light guide September 14, 2010
An exemplary embodiment of a segmented light guide includes a light channeling layer having a plurality of regions, with multiple slits in the light channeling layer dividing neighboring regions. The segmented light guide also includes at least one light source associated with the li
7740390 Segmented light guide June 22, 2010
An exemplary embodiment of a segmented light guide includes a light channeling layer having at least one slit dividing the light channeling layer into a plurality of segments, and at least one LED associated with the light channeling layer. The slit substantially prevents light from
7473879 LED illumination system having an intensity monitoring system January 6, 2009
A light source and method for controlling the same is disclosed. The light source includes a first component light source that includes N LEDs, a photo-detector, and a light redirector, where N>1. Each LED has a light emitting chip in a package. The light emitting chip emits light in

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