Patents by Inventor Michele L. Ricks

Michele L. Ricks has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9620721
    Abstract: An OLED device comprises a cathode, an anode, and has therebetween a light-emitting layer wherein the light-emitting layer comprises (a) a 2-arylanthracene compound and (b) a light-emitting second anthracene compound having amino substitution at a minimum of two positions, wherein at least one amine is substituted at the 2 position of the second anthracene compound.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: April 11, 2017
    Assignee: Global OLED Technology LLC
    Inventors: Kevin P. Klubek, Liang-Sheng Liao, Viktor V. Jarikov, Denis Y. Kondakov, William J. Begley, Michele L. Ricks
  • Patent number: 8795855
    Abstract: An OLED device comprises a cathode, an anode, and has therebetween a light-emitting layer wherein the light-emitting layer comprises (a) a 2-arylanthracene compound and (b) a light-emitting second anthracene compound having amino substitution at a minimum of two positions, wherein at least one amine is substituted at the 2 position of the second anthracene compound.
    Type: Grant
    Filed: January 30, 2007
    Date of Patent: August 5, 2014
    Assignee: Global OLED Technology LLC
    Inventors: Kevin P. Klubek, Liang-Sheng Liao, Viktor V. Jarikov, Denis Y. Kondakov, William J. Begley, Michele L. Ricks
  • Publication number: 20140151676
    Abstract: An OLED device comprises a cathode, an anode, and has therebetween a light-emitting layer wherein the light-emitting layer comprises (a) a 2-arylanthracene compound and (b) a light-emitting second anthracene compound having amino substitution at a minimum of two positions, wherein at least one amine is substituted at the 2 position of the second anthracene compound.
    Type: Application
    Filed: February 7, 2014
    Publication date: June 5, 2014
    Applicant: Global OLED Technology LLC
    Inventors: Kevin P. Klubek, Liang-Sheng Liao, Viktor V. Jarikov, Denis Y. Kondakov, William J. Begley, Michele L. Ricks
  • Patent number: 8179035
    Abstract: A method for selecting two different light-emitting materials for use in an OLED device, each of which produces different color light, which combine to produce white light. Each light emitting material has its own point on a chromaticity diagram, and the light-emitting materials are selected such that, when a line is drawn between the first point and the second point, it passes through a desired white area defined on a chromaticity diagram.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: May 15, 2012
    Assignee: Global OLED Technology LLC
    Inventors: Jeffrey P. Spindler, Tukaram K. Hatwar, Michele L. Ricks
  • Patent number: 8174182
    Abstract: A method for selecting two different light-emitting materials for use in an OLED device, each of which produces different color light, which combine to produce white light. Each light emitting material has its own point on a chromaticity diagram, and the light-emitting materials are selected such that, when a line is drawn between the first point and the second point, it passes through a desired white area defined on a chromaticity diagram.
    Type: Grant
    Filed: November 17, 2004
    Date of Patent: May 8, 2012
    Assignee: Global OLED Technology LLC
    Inventors: Jeffrey P. Spindler, Tukaram K. Hatwar, Michele L. Ricks
  • Patent number: 8147989
    Abstract: The invention provides an OLED device including an anode, a cathode and a green light-emitting layer located therebetween, said light-emitting layer including an anthracene host, a bis-diarylamine 9,10-substituted anthracene and a stabilizer compound which is selected from a quinacridone or a biphenylstyrylamine. Devices of the invention provide improvement in features such as stability and efficiency while maintaining excellent color.
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: April 3, 2012
    Assignee: Global OLED Technology LLC
    Inventors: Marina E. Kondakova, Kevin P. Klubek, Margaret J. Helber, Peter G. Bessey, J. Ramon Vargas, Michele L. Ricks
  • Patent number: 8022624
    Abstract: An OLED display, comprising: a substrate; an OLED having two spaced-apart electrodes and organic layers disposed therebetween and the OLED being disposed over the substrate; first desiccant material disposed over at least a portion of one of the electrodes; a compliant protection layer having a Young's Modulus <4 GPa disposed over at least a portion of the first desiccant material; and an encapsulation container fixed to the substrate and disposed over the compliant protection layer.
    Type: Grant
    Filed: April 25, 2007
    Date of Patent: September 20, 2011
    Assignee: Global OLED Technology LLC
    Inventors: Michele L. Ricks, Michael L. Boroson
  • Patent number: 7977877
    Abstract: A flat panel OLED device including a transparent deformable substrate having first and second sides and defining a predetermined illumination region and a non-illumination region; a moisture-sensitive OLED disposed over the first side of the transparent substrate within the illumination region and means for applying electrical signals to the OLED which causes the OLED to produce light and heat; a protective layer disposed over the OLED; a flexible encapsulating foil disposed over the protective layer, but not attached thereto; and a rigid chassis structure operatively associated with the transparent deformable substrate for dissipating the heat and providing rigidity to the transparent deformable substrate.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: July 12, 2011
    Assignee: Global OLED Technology LLC
    Inventors: Bradley C. DeCook, James Mazzarella, Roger G. Covington, Thomas W. Palone, Michael L. Boroson, Michele L. Ricks
  • Patent number: 7973473
    Abstract: A flat panel OLED device including a transparent deformable substrate having first and second sides and defining a predetermined illumination region and a non-illumination region; a moisture-sensitive OLED disposed over the first side of the transparent substrate within the illumination region and means for applying electrical signals to the OLED which causes the OLED to produce light and heat; a protective layer disposed over the OLED; a flexible encapsulating foil disposed over the protective layer, but not attached thereto, and which dissipates the heat and sealingly connected to the substrate in the non-illumination region; and a rigid chassis structure operatively associated with the transparent deformable substrate for providing rigidity to the transparent deformable substrate.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: July 5, 2011
    Assignee: Global OLED Technology LLC
    Inventors: Bradley C. DeCook, James Mazzarella, Roger G. Covington, Thomas W. Palone, Michael L. Boroson, Michele L. Ricks
  • Patent number: 7812531
    Abstract: An OLED display, comprising: a substrate; an OLED having two spaced-apart electrodes and organic layers disposed there between, and the OLED disposed over the substrate; an encapsulation container fixed by perimeter seal to the substrate and disposed over the OLED to provide an enclosure; and the substrate or the encapsulation container, or both, including compliant regions that flex, compress, or expand under stress and reduce stress transfer between the substrate and the encapsulation container through the perimeter seal.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: October 12, 2010
    Assignee: Global OLED Technology LLC
    Inventors: Michael L. Boroson, Michele L. Ricks, Thomas W. Palone
  • Publication number: 20100219748
    Abstract: The invention provides an OLED device including an anode, a cathode and a green light-emitting layer located therebetween, said light-emitting layer including an anthracene host, a bis-diarylamine 9,10-substituted anthracene and a stabilizer compound which is selected from a quinacridone or a biphenylstyrylamine. Devices of the invention provide improvement in features such as stability and efficiency while maintaining excellent color.
    Type: Application
    Filed: February 27, 2009
    Publication date: September 2, 2010
    Inventors: Marina E. Kondakova, Kevin P. Klubek, Margaret J. Helber, Peter G. Bessey, J. R. Vargas, Michele L. Ricks
  • Patent number: 7629741
    Abstract: An OLED includes an anode, a light-emitting layer disposed over the anode, and a first electron-injecting layer disposed over the light-emitting layer, wherein the first electron-injecting layer includes at least one organic host material having a reduction potential less than ?1.0 V vs. a Saturated Calomel Electrode and at least one dopant material capable of reducing the organic host material. The OLED also includes a second electron-injecting layer disposed in contact with the first electron-injecting layer, wherein the second electron-injecting layer includes at least one organic material having a reduction potential greater than ?1.0 V vs. a Saturated Calomel Electrode, and a cathode disposed over the second electron-injecting layer.
    Type: Grant
    Filed: May 6, 2005
    Date of Patent: December 8, 2009
    Assignee: Eastman Kodak Company
    Inventors: Liang-Sheng Liao, Wojciech K. Slusarek, Michele L. Ricks, Ralph H. Young, Dustin L. Comfort
  • Patent number: 7569288
    Abstract: An OLED device comprises an anode, a light emitting layer, a first layer, a second layer contiguous to the first layer, and a cathode, in that order. The first layer includes a first complex comprising gallium and the second layer includes a second complex also comprising gallium and wherein the second complex has a more negative LUMO than the first complex. Such materials can provide an improvement in one or more of luminance, drive voltage, and stability.
    Type: Grant
    Filed: March 1, 2006
    Date of Patent: August 4, 2009
    Assignee: Eastman Kodak Company
    Inventors: Tommie L. Royster, Jr., Michele L. Ricks
  • Publication number: 20090162612
    Abstract: An organic light emitting diode (OLED) device having a cathode, a light emitting layer and an anode, in that order, and having located between the cathode and the light emitting layer, (a) a first electron transport layer comprising (i) more than 50 vol % of a salt or complex of an alkali or alkaline earth metal and (ii) a carbocyclic fused ring aromatic compound; and (b) a second electron transport layer, different from the first electron transport layer, in contact with the first electron transport layer on the cathode side and comprising a compound with a 7,10-diaryl substituted fluoranthene nucleus having no aromatic rings annulated to the fluoranthene nucleus. The device provides reduced drive voltage and good luminance with improved T90 lifetime.
    Type: Application
    Filed: December 19, 2007
    Publication date: June 25, 2009
    Inventors: Tukaram K. Hatwar, William J. Begley, Jeffrey P. Spindler, Michele L. Ricks
  • Publication number: 20090162644
    Abstract: An OLED device comprises a cathode, a light emitting layer and an anode, in that order, and (i) a first layer, located between the cathode and the light emitting layer, containing (a) more than 50 vol % of an organic salt or complex of an alkali or alkaline earth metal and (b) a carbocyclic fused ring aromatic compound, that is less than 15 nm thick; and (ii) a second layer, located between the first layer and the cathode, containing a codeposited phenanthroline derivative, metal oxinoid complex, and alkali or alkaline earth metal.
    Type: Application
    Filed: December 19, 2007
    Publication date: June 25, 2009
    Inventors: Michele L. Ricks, Tukaram K. Hatwar, William J. Begley, Jeffrey P. Spindler
  • Patent number: 7544425
    Abstract: An organic electroluminescent device comprises a cathode, an anode, and has therebetween a light-emitting layer comprising an emissive component represented by formula (I): wherein: Ar1, each Ar2, and Ar3 through Ar7 are independently selected aryl or heteroaryl groups, which may contain additional fused rings and provided that two aryl or heteroaryl rings may be joined; n is 1, 2 or 3. The device exhibits good luminous yield with desirable color coordinates, particularly in the blue or blue-green region.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: June 9, 2009
    Assignee: Eastman Kodak Company
    Inventors: Margaret J. Helber, Michele L. Ricks, Peter G. Bessey, Tukaram K. Hatwar, Jeffrey P. Spindler, Zbyslaw R. Owczarczyk
  • Patent number: 7494722
    Abstract: A tandem OLED includes an anode and a cathode. The OLED also includes at least two electroluminescent units disposed between the anode and the cathode, wherein each of the electroluminescent units includes at least one hole-transporting layer and one organic light-emitting layer. An intermediate connector is disposed between adjacent electroluminescent units, wherein the intermediate connector includes an n-doped organic layer and an electron-accepting layer, the electron-accepting layer being disposed closer to the cathode than the n-doped organic layer, and wherein the electron-accepting layer includes one or more organic materials, each having a reduction potential greater than ?0.5 V vs. a Saturated Calomel Electrode, and wherein the one or more organic materials constitute more than 50% by volume of the electron-accepting layer.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: February 24, 2009
    Assignee: Eastman Kodak Company
    Inventors: Liang-Sheng Liao, Wojciech K. Slusarek, Tukaram K. Hatwar, Michele L. Ricks, Dustin L. Comfort
  • Publication number: 20090026945
    Abstract: An OLED display, comprising: a substrate; an OLED having two spaced-apart electrodes and organic layers disposed there between, and the OLED disposed over the substrate; an encapsulation container fixed by perimeter seal to the substrate and disposed over the OLED to provide an enclosure; and the substrate or the encapsulation container, or both, including compliant regions that flex, compress, or expand under stress and reduce stress transfer between the substrate and the encapsulation container through the perimeter seal.
    Type: Application
    Filed: July 25, 2007
    Publication date: January 29, 2009
    Inventors: Michael L. Boroson, Michele L. Ricks, Thomas W. Palone
  • Publication number: 20080265753
    Abstract: An OLED display, comprising: a substrate; an OLED having two spaced-apart electrodes and organic layers disposed therebetween and the OLED being disposed over the substrate; first desiccant material disposed over at least a portion of one of the electrodes; a compliant protection layer having a Young's Modulus <4 GPa disposed over at least a portion of the first desiccant material; and an encapsulation container fixed to the substrate and disposed over the compliant protection layer.
    Type: Application
    Filed: April 25, 2007
    Publication date: October 30, 2008
    Inventors: Michele L. Ricks, Michael L. Boroson
  • Publication number: 20080211402
    Abstract: A flat panel OLED device including a transparent deformable substrate having first and second sides and defining a predetermined illumination region and a non-illumination region; a moisture-sensitive OLED disposed over the first side of the transparent substrate within the illumination region and means for applying electrical signals to the OLED which causes the OLED to produce light and heat; a protective layer disposed over the OLED; a flexible encapsulating foil disposed over the protective layer, but not attached thereto; and a rigid chassis structure operatively associated with the transparent deformable substrate for dissipating the heat and providing rigidity to the transparent deformable substrate.
    Type: Application
    Filed: March 2, 2007
    Publication date: September 4, 2008
    Inventors: Bradley C. DeCook, James Mazzarella, Roger G. Covington, Thomas W. Palone, Michael L. Boroson, Michele L. Ricks