Inventor
FREDLEY DAVID S
US5 patents
Patents
5 patentsUS5847787ADec 8, 1998
Low driving voltage polymer dispersed liquid crystal display device with conductive nanoparticles
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US6927747B2Aug 9, 2005
Dual directional display for communication device
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US7223007B1May 29, 2007
Method and apparatus for selectively backlighting a plurality of displays with a common light source
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US7330178B2Feb 12, 2008
Display-input apparatus for a multi-configuration portable device
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US6888607B2May 3, 2005
Rewritable sign system
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