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ONG CHI BOON
SG
2 patents
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US8096695B2
Jan 17, 2012
Light guide for ambient light sensor in a portable electronic device
ONG CHI BOON
27 citations
91
US8558161B2
Oct 15, 2013
Lens having multiple conic sections for LEDs and proximity sensors
ONG CHI BOON
18 citations
82