Assignee

QUESTECH INTERNATIONAL INC

US·1 granted patent·94 citations·filing 1999–1999

Technology mixG05G1 G06F1 H01H1

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0190US6322229B1Backlighting for computer keyboardQUESTECH INTERNATIONAL INC·Filed 1999·Granted Nov 27, 2001·94 cites·30 claims

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