1
Ah Mee Hor, Rafik O Loutfy: Photoconductive imaging members with perylene pigment compositions. Xerox Corporation, E O Palazzo, May 6, 1986: US04587189 (327 worldwide citation)

Disclosed is an improved layered photoresponsive imaging member comprised of a supporting substrate; a vacuum evaporated photogenerator layer comprised of a perylene pigment selected from the group consisting of a mixture of bisbenzimidazo(2,1-a-1',2'-b)anthra(2,1,9-def:6,5,10-d'e'f')diisoquinoline ...


2
Shuang Xie, Nan Xing Hu, Zoran D Popovic, Ah Mee Hor, Beng S Ong: Organic electroluminescent devices. Xerox Corporation, E O Palazzo, November 23, 1999: US05989737 (173 worldwide citation)

An organic electroluminescent (EL) device comprised, in the following sequence, of an anode, an organic hole injecting and hole transporting layer, an organic electron injecting and electron transporting layer, and a cathode, wherein said organic hole injecting and transporting layer is comprised of ...


3
Mohammad Esteghamatian, Dasarao K Murti, C Geoffrey Allen, Ah Mee Hor: Photoconductive imaging members. Xerox Corporation, E O Palazzo, May 26, 1998: US05756245 (112 worldwide citation)

A photoconductive imaging member comprised of a hydroxygallium phthalocyanine photogenerator layer, a charge transport layer, a barrier layer, a photogenerator layer comprised of a mixture of bisbenzimidazo(2,1-a-1',2'-b)anthra(2,1,9-def:6,5,10-d'e'f')diisoquinoline -6,11-dione and bisbenzimidazo(2, ...


4
Ah Mee Hor, Rafik O Loutfy: Photoresponsive imaging members with chloroindium phthalocyanine compositions. Xerox Corporation, E O Palazzo, November 26, 1985: US04555463 (95 worldwide citation)

Disclosed are improved photoresponsive imaging members comprised of chloroindium phthalocyanine photogenerating compositions. More specifically, there is disclosed a photoresponsive imaging member comprised of a supporting substrate, an adhesive layer, a chloroindium phthalocyanine photogenerating p ...


5
James M Duff, James D Mayo, Cheng Kuo Hsiao, Ah Mee Hor, Terry L Bluhm, Gordon K Hamer, Peter M Kazmaier: Processes for the preparation of titanium phthalocyanines. Xerox Corporation, E O Palazzo, November 24, 1992: US05166339 (90 worldwide citation)

Disclosed are various titanyl phthalocyanine polymorphs such as Type I, Type II, Type III, Type IV, Type Z-1, Type Z-2, and Type X, which phthalocyanines can be prepared by dissolving a titanyl phthalocyanine in a solution of trifluoroacetic acid and a chlorinated hydrocarbon. There is then added to ...


6
Nan Xing Hu, Shuang Xie, Zoran D Popovic, Beng S Ong, Ah Mee Hor: Indolocarbazole electroluminescent devices. Xerox Corporation, E O Palazzo, August 24, 1999: US05942340 (76 worldwide citation)

An organic electroluminescent device member comprised of a charge transport component of an indolocarbazole represented by Formulas (I), (II), (III), (IV), (V), or (VI); or optionally mixtures thereof ##STR1## wherein R and R' are independently selected from the group consisting of a hydrogen atom, ...


7
James D Mayo, Terry L Bluhm, Cheng K Hsiao, Trevor I Martin, Ah Mee Hor: Titanyl phthalocyanine Type I processes. Xerox Corporation, E O Palazzo, February 23, 1993: US05189155 (71 worldwide citation)

A process for the preparation of titanyl phthalocyanine Type I which comprises the reaction of titanium tetraalkoxide and diminoisoindolene in the presence of a halonaphthalene solvent.


8
Hany M Aziz, Zoran D Popovic, Nan Xing Hu, Ah Mee Hor: Organic light emitting devices including mixed region. Xerox Corporation, Eugene O Palazzo, Oliff & Berridge, May 21, 2002: US06392339 (65 worldwide citation)

An organic light emitting device includes a mixed region composed of a mixture of a hole transport material and an electron transport material, one of which is an emitter. The organic light emitting device also includes at least one of a hole transport material region and an electron transport mater ...


9

10
Nan Xing Hu, Mohammad Esteghamatian, Yu Qi, Zoran D Popovic, Beng S Ong, Ah Mee Hor: Electroluminescent (EL) devices. Xerox Corporation, E O Palazzo, May 2, 2000: US06057048 (51 worldwide citation)

An electroluminescent device comprised of an anode, a hole transporting layer, a light emitting layer, and a cathode, wherein said light emitting layer contains a component of the formula ##STR1## wherein Ar.sup.1, Ar.sup.2, Ar.sup.3, and Ar.sup.4 are each independently aryl or optionally aliphatic; ...