Assignee

BRIGHT LAB CO LTD

US·1 granted patent·23 citations·filing 1998–1998

Technology mixG02F1 G09G1

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0152US6181391B1Color display device with one light source on one side and two light sources on the other side of the light guide plateBRIGHT LAB CO LTD·Filed 1998·Granted Jan 30, 2001·23 cites·10 claims

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