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US Patent 7321459 Image display device and method

Patent 7321459 was granted and assigned to Bridgestone on January, 2008 by the United States Patent and Trademark Office.

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Current Assignee
Bridgestone
Bridgestone
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7321459
Date of Patent
January 22, 2008
Patent Application Number
10506533
Date Filed
March 6, 2003
Patent Citations Received
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US Patent 12130533 Electro-optic assemblies and materials for use therein
0
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US Patent 12130532 Method of authenticating an electro-optic device and any of its components
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US Patent 12130531 Composite electrophoretic particles and variable transmission films containing the same
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US Patent 12130530 Applications of electro-optic displays
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US Patent 11656523 Reflective electrophoretic displays including photo-luminescent material and color filter arrays
0
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US Patent 11656524 Electrophoretic display media with network electrodes and methods of making and using the same
0
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US Patent 11656525 Electro-optic fiber and methods of making the same
0
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US Patent 11657773 Methods for driving electro-optic displays
0
...
Patent Primary Examiner
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Evelyn A. Lester
Patent abstract

In the image display device according to the first aspect of the invention, a liquid powder composed of a solid material stably floating as a dispersant in a gas and exhibiting a high fluidity in an aerosol state is sealed between opposed substrates, at least one substrate being transparent, and the liquid powder is moved. Moreover, in the image display device according to the second aspect of the invention, a porous spacer is arranged between opposed substrates, at least one substrate being transparent, a liquid powder composed of a solid material stably floating as a dispersant in gas and exhibiting a high fluidity in an aerosol state is sealed, and the liquid powder is moved.

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