Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 30, 2009
Patent Application Number
11300646
Date Filed
December 15, 2005
Patent Primary Examiner
Patent abstract
By circular or polygonal openings formed in at least one of a metal film, a semiconductor film, an insulating film and the like, which films are below a reflecting electrode, minute irregularities are densely formed on a surface of the reflecting electrode. In this case, it is required that a linear density defined by peripheral dimensions of the openings per unit area is equal to 0.2 or more.
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