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:
Feb. 08, 2005
Filed:
Feb. 28, 2003
Applicants:
Hiroyuki Hirai, Minami-ashigara, JP;
Hiroshi Fujimoto, Minami-ashigara, JP;
Shigeru Nakamura, Minami-ashigara, JP;
Inventors:
Hiroyuki Hirai, Minami-ashigara, JP;
Hiroshi Fujimoto, Minami-ashigara, JP;
Shigeru Nakamura, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Minami-Ashigara, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L033/00 ;
U.S. Cl.
CPC ...
Abstract
A light-emitting element comprising a transparent electrode, a light-emitting layer, and a back electrode, on a substrate, wherein the light-emitting layer comprises photoluminescent metal oxide nanoparticles having an average particle size of 1 to 50 nm; and a method of producing the same.