1
Robert Walters, Jui Yi Tsai, Peter B MacKenzie, Mark E Thompson: Complexes with tridentate ligands. The University of Southern California, Universal Display Corporation, Kenyon & Kenyon, October 9, 2007: US07279704 (440 worldwide citation)

The present invention relates to organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to emissive phosphorescent material which comprise at least one tridentate ligand bound to a metal ...


2
Bin Ma, David B Knowles, Cory S Brown, Drew Murphy, Mark E Thompson: Organic light emitting materials and devices. Universal Display Corporation, The University of Southern California, Kenyon & Kenyon, February 3, 2004: US06687266 (397 worldwide citation)

An organic light emitting device is provided. The device includes an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer includes material having the structure:


3
Raymond C Kwong, David B Knowles, Mark E Thompson: Phosphorescent compounds and devices comprising the same. The University of Southern California, Universal Display Corporation, Kenyon & Kenyon, December 28, 2004: US06835469 (310 worldwide citation)

Phosphorescent organometallic complexes comprising phenylquinolinato ligands are provided. High efficiency organic light emitting devices comprising these compounds are also described.


4
Bin Ma, Robert Walters, Raymond Kwong, Jason Brooks: OLEDs utilizing multidentate ligand systems. Universal Display Corporation, Kenyon & Kenyon, February 19, 2008: US07332232 (248 worldwide citation)

An organic light emitting device is provided. The device has an anode, a cathode, and an organic layer disposed between the anode and the cathode. The organic layer comprises an emissive material having a transition metal and two or three bidentate ligands, which may be photoactive ligands. The bide ...


5
Raymond Kwong, Michael S Weaver, Bin Ma, Jui Yi Tsai, Michael Barone, David B Knowles: Organic light emitting devices having reduced pixel shrinkage. Universal Display Corporation, August 8, 2006: US07087321 (236 worldwide citation)

The present invention relates to organic light emitting devices (OLEDs), and more specifically to efficient OLEDs comprising an array of pixels and having reduced pixel shrinkage. The devices of the present invention comprise further relates to materials for use as emissive materials which give redu ...


6
Jason Brooks, Xiao Chang Li, Bert Alleyne, Mark E Thompson, Peter Djurovich, Arnold Tamayo: Cyclometallated iridium carbene complexes for use as hosts. Universal Display Corporation, The University of Southern California, Kenyon & Kenyon, December 26, 2006: US07154114 (234 worldwide citation)

An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a host and a dopant, and the host comprises a compound having at least one carbene atom coordinated to iridium, and the compou ...


7
Chun Lin, Jui Yi Tsai, Jason Brooks, Bert Alleyne, Mark E Thompson, Peter Djurovich, Arnold Tamayo, Tissa Sajoto, Robert Walters: Organometallic compounds for use in electroluminescent devices. The University of Southern California, Universal Display Corporation, Kenyon & Kenyon, May 19, 2009: US07534505 (228 worldwide citation)

An organic light emitting device having an anode, a cathode and an organic layer between the anode and the cathode is provided. The organic layer comprises a carbene-metal complex having the structure:


8
Peter B Mackenzie, Robert Walters, Jason Brooks, Mark E Thompson: Cationic metal-carbene complexes. The University of Southern California, Universal Display Corporation, Kenyon & Kenyon, November 4, 2008: US07445855 (221 worldwide citation)

The present invention relates to organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to emissive phosphorescent material comprising a carbene ligand bound to a metal center, wherein t ...


9
Sergey Lamansky, Mark E Thompson, Vadim Adamovich, Peter I Djurovich, Chihaya Adachi, Marc A Baldo, Stephen R Forrest, Raymond Kwong: Organometallic compounds and emission-shifting organic electrophosphorescence. Universal Display Corporation, The University of Southern California, The Trustees of Princeton University, Kenyon & Kenyon, September 6, 2005: US06939624 (98 worldwide citation)

Emissive phosphorescent organometallic compounds are described that produce improved electroluminescence, particularly in the blue region of the visible spectrum. Organic light emitting devices employing such emissive phosphorescent organometallic compounds are also described. Also described is an o ...


10
Jeffrey Alan Silvernail, Michael Stuart Weaver: Protected organic optoelectronic devices. Universal Display Corporation, David B Bonham Esq, Mayer Fortkort & Williams PC, July 22, 2003: US06597111 (81 worldwide citation)

Disclosed are protected OLED devices comprising (a) a substrate; (b) an active region positioned on the substrate, wherein the active region comprises an anode layer, a cathode layer and a light-emitting layer disposed between the anode layer and the cathode layer; (c) a composite barrier layer disp ...