US Patent 7261481 UV feature illumination
Patent 7261481 was granted and assigned to Microsoft on August, 2007 by the United States Patent and Trademark Office.
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Patent Inventor Names
David Michael Lane0
Thomas Patrick Lennon0
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Patent abstract
In an aspect of the present invention, methods and systems for providing an input device are disclosed. In an aspect of the present invention, the input device includes a symbol and a UV light source is provided to direct UV light on the symbol. The symbol includes an UV excitable compound. In an aspect of the invention, the UV light from the UV light source is directed onto the symbol with a light pipe. In operation, the UV light causes the symbol to glow so that the symbol is visible in a darkened environment.
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US Patent 07261481 UV feature illumination US Patent 7261481 UV feature illumination
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Patent Number
072614810
Patent Number
72614810
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Official Website
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
072614810
Date of Patent
August 28, 2007
0Patent Application Number
111554210
Date Filed
June 17, 2005
0Official Website
Patent Primary Examiner
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US Patent 07261481 UV feature illumination
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07261481
Date of patent
August 28, 2007
Patent application number
11155421
Date Filed
June 17, 2005
Patent primary examiner
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