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:
Aug. 09, 2005
Filed:
Jan. 11, 2002
Hiromu Kitamura, Tokyo, JP;
Shuichi Saito, Tokyo, JP;
Hiromu Kitamura, Tokyo, JP;
Shuichi Saito, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
In a portable telephone including a plurality of input buttonsfor inputting various indications, light emitting elementswhich emit a light, when any one of the input buttonsis pushed on, diffuserswhich are located under a plurality of input buttonsand which diffuse the light emitted from the light emitting element, the diffuserhas an incidence portionwhich has a receiving plane positioned near the light emitting elementsand receiving the light emitted from the light emitting elements, and a projecting portionwhich has a reflecting plane for reflecting the light received by the incidence portionto an upper side of a plurality of input buttons