The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 29, 2004
Filed:
Apr. 30, 2002
Seiko Epson Corporation, , JP;
Abstract
A liquid crystal display device is provided with a plurality of color filters R, G, and B corresponding to colors of red base, green base, and blue base, respectively, and a reflection layer placed on the side opposite to observation side with respect to a liquid crystal and color filters A plurality of fine crest portions and trough portions are formed on the surface of the reflection layer In the reflection layer the mirror reflectivity of the region facing the color filter of at least one color is different from the mirror reflectivities of the regions facing the color filters of the other colors. Specifically, the mirror reflectivity of the region facing the blue-based color filter B in the reflection layer is higher than the mirror reflectivities of the regions facing the red-based and green-based color filters R and G in the reflection layer