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Method for filling the cavities of cells with a chromogenic fluid

United States Patent

5,856,211
January 5, 1999
View the Complete Patent at the US Patent & Trademark Office
A method and apparatus are disclosed for filling a cell cavity positioned between a first substrate and a second substrate with a cell filling liquid. The method entails forming at least one evacuation cavity encompassing at least a portion of an outer surface of each of the first and second substrates of a cell containing a cell cavity and isolating the cell cavity from the evacuation cavity; reducing a pressure in each of the evacuation cavity and the cell cavity; and dispensing the cell filling fluid into the cell cavity.
Tonazzi; Juan C. Lopez (Tucson, AZ), Kucharczyk, Jr.; Joseph E. (Tucson, AZ), Agrawal; Anoop (Tucson, AZ)
Donnelly Corporation (Holland, MI)
08/ 831,646
April 9, 1997
This invention was made with government support under grant No. DE-FC36-95G010069 awarded by the Department of Energy. The United States government has certain rights in the invention.