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:
Sep. 17, 2002
Filed:
Jul. 17, 2000
Syunichi Yamashita, Tokyo, JP;
NEC Infrontia Corporation, Kawasaki, JP;
Abstract
An object of the invention of the present application is to provide a display element lighting method in which light is used efficiently and display properties can be improved while electric power consumption needed for lighting the display element can be decreased, and a display device; in order to achieve the object, the present invention provide a display element lighting method, which has a display surface and a back surface opposite to the display surface, and comprises picture elements which can transmit or block light respectively, comprising the steps of: lighting the display surface by a first light and natural light; and lighting the back surface by a second light.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile