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:
Mar. 04, 2003
Filed:
Mar. 15, 1999
Applicant:
Inventor:
Yasuo Wada, Bunkyo-ku, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/097 ;
U.S. Cl.
CPC ...
H01S 3/097 ;
Abstract
Injection efficiency is greatly improved by chemically bonding an organic light emission molecule to an electrode, so as to realize a high efficiency light emission type of flat panel display and a high efficiency laser device, and realize a light emission type of flat panel display and a laser device which have higher performance than conventional organic light emission molecular devices.