White organic light-emitting devices with improved performance

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S917000, C313S504000, C313S506000

Reexamination Certificate

active

07662485

ABSTRACT:
An organic light-emitting diode (OLED) device produces white light, includes a) an anode; b) a hole-transporting layer disposed over the anode; c) a blue light-emitting layer disposed over the hole-transporting layer; d) an electron-transporting layer disposed over the blue light-emitting layer; e) a cathode disposed over the electron-transporting layer; wherein the hole-transporting layer comprises an entire layer or a partial portion of a layer in contact with the blue light-emitting layer and contains a light-emitting naphthacene compound having a specified formula.

REFERENCES:
patent: 3701738 (1972-10-01), Roberts
patent: 5503910 (1996-04-01), Matsuura et al.
patent: 5640067 (1997-06-01), Yamauchi et al.
patent: 5989737 (1999-11-01), Xie et al.
patent: 6285039 (2001-09-01), Kobori et al.
patent: 6627333 (2003-09-01), Hatwar
patent: 6696177 (2004-02-01), Hatwar
patent: 6720092 (2004-04-01), Hatwar
patent: 6875524 (2005-04-01), Hatwar et al.
patent: 6967062 (2005-11-01), Hatwar et al.
patent: 7037601 (2006-05-01), Hatwar
patent: 7288330 (2007-10-01), Hatwar et al.
patent: 2003/0193286 (2003-10-01), Ottermann et al.
patent: 2003/0201415 (2003-10-01), Hoag et al.
patent: 2004/0001968 (2004-01-01), Hatwar et al.
patent: 2004/0058193 (2004-03-01), Hatwar
patent: 2005/0147844 (2005-07-01), Hatwar et al.
patent: 1 405 893 (2004-04-01), None
patent: 04-335087 (1992-11-01), None
patent: 04-335087 (2001-08-01), None
patent: 2003055652 (2003-02-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

White organic light-emitting devices with improved performance does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with White organic light-emitting devices with improved performance, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and White organic light-emitting devices with improved performance will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4234259

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.