Light emitting device

Details Light emitting device Light emitting device

2005-02-25

2008-09-09

Yamnitzky, Marie R. (Department: 1794)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C313S504000, C313S506000, C257S040000, C257SE51024

Reexamination Certificate

active

07422800

ABSTRACT:
To provide an organic electroluminescent device having excellent durability and having high luminous efficiency and luminance, the organic electroluminescent device includes an organic compound layer containing at least one light emitting layer, wherein the light emitting layer contains a light emitting material and an electrically inactive organic compound capable of being subjected to dry film formation and having an energy difference Eg between highest occupied molecular orbital and lowest unoccupied molecular orbital of 4.0 eV or more.

REFERENCES:
patent: 6303238 (2001-10-01), Thompson et al.
patent: 6444333 (2002-09-01), Okada et al.
patent: 2002/0071964 (2002-06-01), Oh et al.
patent: 2002/0102433 (2002-08-01), Lee et al.
patent: 2003/0039858 (2003-02-01), Igarashi et al.
patent: 2003/0168970 (2003-09-01), Tominaga et al.
patent: 2003/0198831 (2003-10-01), Oshiyama et al.
patent: 2001-196178 (2001-07-01), None
patent: 2002-180040 (2002-06-01), None
patent: WO 02/43449 (2002-05-01), None
M.A. Baldo et al., Applied Physisc Letter, 1999, vol. 75 p. 4 to 6.
Tetsuo Tsutsui et al., Japanese Journal of Applied Physics, 1999, vol. 38, p. L1502 to L1504.
Shizuo Tokito et al., Applied Physics Letter, 2003, vol. 83 pp. 569 to 571.

Affiliated with

Also associated with

Rating

Light emitting device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Light emitting device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Light emitting device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3986555