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Richard Henry Friend, Andrew Bruce Holmes, Donal Donat Conor Bradley, Paul Leslie Burn, Arno Kraft, Adam Richard Brown, Jeremy Henley Burroughes, Neil Clement Greenham: Electroluminescent devices. Cambridge Display Technologies, Merchant Gould Smith Edell Welter and Schmidt, September 15, 1998: US05807627 (160 worldwide citation)

An electroluminescent device has at least two active semiconductive conjugated polymer light emitting layers arranged between a cathode and an anode. The layers are arranged so that at least part of at least two layers lie in an emission zone of the device.


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Andrew Bruce Holmes, Arno Kraft, Paul Leslie Burn, Stephen Carl Moratti, Richard Henry Friend, Donal Donat Conor Bradley, Neil Clement Greenham, Adam Richard Brown, Josef Herbert Ferdinand Martens, Franco Cacialli, Johannes Gruener: Electroluminescent device comprising a chromophoric polymeric composition. Cambridge Display Technology, Merchant Gould Smith Edell Welter & Schmidt P A, August 5, 1997: US05653914 (154 worldwide citation)

An electroluminescent device is provided incorporating an emissive layer comprising a processible polymer matrix such as poly(methylmethacrylate) and a chromophoric component such as an asymmetric stilbene or distyrylbenzene. The chromophoric component is blended with the polymer matrix or covalentl ...


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Josef Herbert Ferdinand Martens, Paul Leslie Burn, Karl Pichler, Richard Henry Friend, Andrew Bruce Holmes: Electroluminescent devices having a light-emitting layer. Cambridge Display Technology, Merchant Gould Smith Edell Welter & Schmidt, October 13, 1998: US05821690 (144 worldwide citation)

An electroluminescent device includes first and second layers (6, 12) of light emitting semiconductive conjugated polymers with an electrode arrangement (4, 8, 10, 14) for injecting charge carriers into both light emissive layers to cause light to be emitted therefrom. The first and second light emi ...


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Richard Henry Friend, Andrew Bruce Holmes, Donal Donat Conor Bradley, Paul Leslie Burn, Arno Kraft, Adam Richard Brown, Jeremy Henley Burroughes, Neil Clement Greenham: Manufacture of electroluminescent devices. Cambridge Display Technology, Merchant Gould Smith Edell Welter & Schmidt P A, May 5, 1998: US05747182 (53 worldwide citation)

In an electroluminescent device which comprises a layer of a semiconductive conjugated polymer between positive and negative charge carrier injecting electrodes, a barrier layer is arranged between the layer of semiconductive conjugated polymer and the charge carrier injecting layer for negative cha ...


5
Richard Henry Friend, Andrew Bruce Holmes, Stephen Carl Moratti: Manufacture of organic light emitting devices. Cambridge Display Technology, Merchant & Gould P C, October 12, 1999: US05965979 (23 worldwide citation)

A method of making a light emitting device comprises the laminating together of two self-supporting components, at least one of which has a light emitting layer (12) on an inner surface thereof. A first self-supporting component is formed by coating a first substrate (10) with an organic light emiss ...


6
Andrew Bruce Holmes, Xiao Chang Li, Stephen Carl Moratti, Kenneth Andrew Murray, Richard Henry Friend: Polymers for use in optical devices. Cambridge Display Technology, Merchant & Gould P C, May 6, 2003: US06559256 (17 worldwide citation)

Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent processible polymer which contain ...


7
Andrew Bruce Holmes, Stephen Carl Moratti, Xiao Chang Li, Henning Sirringhaus, Arno Kraft, Michael Mark Murray: Compounds for electronic devices. Cambridge Display Technolog, Finnegan Henderson Farabow Garrett & Dunner L, June 11, 2002: US06403809 (16 worldwide citation)

The present invention provides a compound or complex comprising at least two moieties, each moiety being comprised of two or more thiophenes fused directly to each other. Also provided is a method for the production of the compounds of the present invention, which method comprises the coupling of on ...


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Andrew Bruce Holmes, Beng Sim Chuah, Franco Cacialli, Steven Carl Moratti: Polymeric materials for electroluminescent devices. Cambridge Display Technology, Therese A Hendricks Esq, May 23, 2006: US07049010 (7 worldwide citation)

Provided is a conjugated poly(1,4-arylene vinylene) compound comprising an arylene unit having adjacent substituents, said substituents being oriented such as to affect the electronic structure of the compound sufficiently to cause a blue-shift in the photoluminescence and/or electroluminescence of ...


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Andrew Bruce Holmes, Xiao Chang Li, Stephen Carl Moratti, Kenneth Andrew Murray, Richard Henry Friend: Polymers for use in optical devices. Cambridge Display Technology, Merchant & Gould P C, July 19, 2005: US06919415 (6 worldwide citation)

Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent processible polymer which contain ...