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. 08, 1998
Filed:
Dec. 07, 1995
Applicant:
Inventors:
Mika Yazawa, Obu, JP;
Tomohiro Yonekawa, Anjo, JP;
Yutaka Hattori, Okazaki, JP;
Nobuei Ito, Chiryu, JP;
Tadashi Hattori, Okazaki, JP;
Assignee:
Nippondenso Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ; H01J / ;
U.S. Cl.
CPC ...
313506 ; 313509 ; 313586 ; 313587 ; 313110 ;
Abstract
An electroluminescent device comprises an insulating substrate having thereon a pair of electrodes comprising a transparent first electrode and a transparent second electrode, with a stack of transparent first insulating layer, a luminescent layer, and a second transparent layer interposed therebetween; provided that a light reflecting plane is formed on the outside of one of the electrode pairs with a transparent insulating substance interposed between, the electrode being disposed opposed to the light outcoupling direction.