Patents by Inventor Jin-Shan Wang

Jin-Shan Wang 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: 8272910
    Abstract: An electroluminescent device including a transparent substrate, a securing layer, a light scattering layer, an electroluminescent unit including a transparent electrode layer, a light emitting element including at least one light emitting layer, and a reflecting electrode layer in that order, wherein the light scattering layer includes one monolayer of inorganic particles having an index of refraction larger than that of the light emitting layer and wherein the securing layer holds the inorganic particles in the light scattering layer.
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: September 25, 2012
    Assignee: Global OLED Technologies LLC
    Inventors: Yuan-Sheng Tyan, Jin-Shan Wang, Raymond A. Kesel, Giuseppe Farruggia, Thomas Cushman
  • Publication number: 20100330716
    Abstract: An electroluminescent device including a transparent substrate, a securing layer, a light scattering layer, an electroluminescent unit including a transparent electrode layer, a light emitting element including at least one light emitting layer, and a reflecting electrode layer in that order, wherein the light scattering layer includes one monolayer of inorganic particles having an index of refraction larger than that of the light emitting layer and wherein the securing layer holds the inorganic particles in the light scattering layer.
    Type: Application
    Filed: September 2, 2010
    Publication date: December 30, 2010
    Applicant: GLOBAL OLED TECHNOLOGY
    Inventors: Yuan-Sheng Tyan, Jin-Shan Wang, Raymond A. Kesel, Giuseppe Farruggia, Thomas R. Cushman
  • Patent number: 7851995
    Abstract: An electroluminescent device including a transparent substrate, a securing layer, a light scattering layer, an electroluminescent unit including a transparent electrode layer, a light emitting element including at least one light emitting layer, and a reflecting electrode layer in that order, wherein the light scattering layer includes one monolayer of inorganic particles having an index of refraction larger than that of the light emitting layer and wherein the securing layer holds the inorganic particles in the light scattering layer.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: December 14, 2010
    Assignee: Global OLED Technology LLC
    Inventors: Yuan-Sheng Tyan, Jin-Shan Wang, Raymond A. Kesel, Giuseppe Farruggia, Thomas R. Cushman
  • Patent number: 7722790
    Abstract: An LC display comprises in order (a) a light source, (b) a transparent polymeric film bearing on the light exit surface of the film an array of close-packed convex microlenses having a distribution of sizes and oriented in one direction, whereby the light output is preferentially spread in a desired direction, and (c) an LC panel. A related process and film are also disclosed.
    Type: Grant
    Filed: June 14, 2007
    Date of Patent: May 25, 2010
    Assignee: SKC Haas Display Films Co., Ltd.
    Inventors: Chari Krishnan, Charles W. Lander, Ronald J. Sudol, Jin-Shan Wang, Charles M. Rankin, Jr., Paul D. Yacobucci
  • Patent number: 7594839
    Abstract: A top-emitting organic light-emitting diode (OLED) device, comprising: a substrate; an OLED comprising a reflective electrode formed on the substrate; one-or-more layers of organic light-emitting material formed over the reflective electrode; and a transparent electrode formed over the one-or-more layers of organic light-emitting material; a light-scattering layer having a rough surface formed over and in contact with the OLED, a cover affixed to the substrate forming a gap between the cover and the light scattering layer; and wherein the gap is a vacuum or the gap is filled with a relatively low-refractive index gas and the light-scattering layer comprises a plurality of relatively high-refractive index light-scattering transparent particles projecting into the gap without contacting the cover and further comprising an adhesive binder in contact with at least some of the light-scattering particles to adhere the light-scattering particles to the OLED.
    Type: Grant
    Filed: February 24, 2006
    Date of Patent: September 29, 2009
    Assignee: Eastman Kodak Company
    Inventors: Ronald S. Cok, Jin-Shan Wang, Raymond A. Kesel, Donald R. Preuss, Yuan-Sheng Tyan
  • Patent number: 7572874
    Abstract: Improved processes for atom (or group) transfer radical polymerization (ATRP) and novel polymers have been developed and are described. In certain embodiments, novel copolymers comprising a least one polymeric branch or polymeric block with a predominantly alternating monomer sequence are described. Novel copolymers comprising a least one polymeric branch or polymeric block with a gradient monomer structure are described. Additionally, novel copolymers comprising a least one polymeric branch or polymeric block with a predominantly periodic monomer sequence are also described. Novel copolymers having a water soluble backbone and at least two hydrophobic polymeric branches grafted to the water soluble backbone are also described.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: August 11, 2009
    Assignee: Carnegie Mellon University
    Inventors: Krzysztof Matyjaszewski, Simion Coca, Scott G. Gaynor, Dorota Greszta, Timothy E. Patten, Jin-Shan Wang, Jianhui Xia
  • Patent number: 7535646
    Abstract: A light-emitting device, comprising: a light emitting element on a first side of a transparent substrate or cover through which light is emitted; and a microlens array on a second side, opposite to the first side, of the transparent substrate or cover though which light is emitted; wherein the microlens array comprises individual hemispherical shaped microlenses having a mean diameter of less than 20 micrometers and a mean microlens height to diameter ratio of greater than 0.30, and has a microlens area fill factor greater than 0.8.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: May 19, 2009
    Assignee: Eastman Kodak Company
    Inventors: Krishnan Chari, Charles W. Lander, Jin-Shan Wang, Donald R. Preuss, Ronald S. Cok, Yuan-Sheng Tyan, Joel D. Shore
  • Publication number: 20080278663
    Abstract: An LC display comprises in order (a) a light source, (b) a transparent polymeric film bearing on the light exit surface of the film an array of close-packed convex microlenses having a distribution of sizes and oriented in one direction, whereby the light output is preferentially spread in a desired direction, and (c) an LC panel. A related process and film are also disclosed.
    Type: Application
    Filed: June 14, 2007
    Publication date: November 13, 2008
    Inventors: Chari Krishnan, Charles W. Lander, Ronald J. Sudol, Jin-Shan Wang, Charles M. Rankin, JR., Paul D. Yacobucci
  • Publication number: 20080218329
    Abstract: An automobile breakdown warning sign includes a first, a second, and a third plates; one or a plurality of a set of light-emitting devices and a single chip controller being disposed on the first plate; both of the second and the third plates being each disposed with one or a plurality of a set of light-emitting devices, multiple electric connection portions, and one or a plurality of signal transmission module; all three plates being abutted to one another by their ends and electric connection portions to form a triangle frame for those light-emitting devices to become a triangle light-emitting unit; the single chip controller controlling those light emitting devices to alternatively flare while the signal transmission module sends a signal to be picked up by any following vehicle for providing early warning.
    Type: Application
    Filed: March 8, 2007
    Publication date: September 11, 2008
    Inventors: Shen Hsi FAN, Jin Shan Wang
  • Patent number: 7381755
    Abstract: An aqueous ink jet ink composition including a pigment, a polymer latex containing at least one halogenated vinyl monomer, at least one surfactant, and a humectant. An ink and receiver combination for a non-absorbing substrate is also disclosed.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: June 3, 2008
    Assignee: Eastman Kodak Company
    Inventors: Xiaoru Wang, Huijuan D. Chen, Ricky G. Frazier, Jin-Shan Wang
  • Publication number: 20080117519
    Abstract: A light-emitting device, comprising: a light emitting element on a first side of a transparent substrate or cover through which light is emitted; and a microlens array on a second side, opposite to the first side, of the transparent substrate or cover though which light is emitted; wherein the microlens array comprises individual hemispherical shaped microlenses having a mean diameter of less than 20 micrometers and a mean microlens height to diameter ratio of greater than 0.30, and has a microlens area fill factor greater than 0.8.
    Type: Application
    Filed: April 27, 2007
    Publication date: May 22, 2008
    Inventors: Krishnan Chari, Charles W. Lander, Jin-Shan Wang, Donald R. Preuss, Ronald S. Cok, Yuan-Sheng Tyan, Joel D. Shore
  • Publication number: 20080037261
    Abstract: The invention provides a certain type of optical film, processes for making the film, and a backlight device containing the film. The film includes a substantially monolayer arrangement of beads partially submerged in a binder.
    Type: Application
    Filed: August 10, 2006
    Publication date: February 14, 2008
    Inventors: Krishnan Chari, Charles W. Lander, Jin-Shan Wang, Junwon Lee
  • Publication number: 20070271808
    Abstract: A desiccant for use in an electronic device that is moisture-sensitive comprising a Lewis acid organometallic structure that, when it reacts with water, forms a carbon-hydrogen bond but does not form an alcohol.
    Type: Application
    Filed: September 21, 2004
    Publication date: November 29, 2007
    Inventors: Jin-Shan Wang, Amalkumar Ghosh, Kathleen Vaeth, Terrence O'Toole
  • Publication number: 20070257608
    Abstract: An electroluminescent device including a transparent substrate, a securing layer, a light scattering layer, an electroluminescent unit including a transparent electrode layer, a light emitting element including at least one light emitting layer, and a reflecting electrode layer in that order, wherein the light scattering layer includes one monolayer of inorganic particles having an index of refraction larger than that of the light emitting layer and wherein the securing layer holds the inorganic particles in the light scattering layer.
    Type: Application
    Filed: May 5, 2006
    Publication date: November 8, 2007
    Inventors: Yuan-Sheng Tyan, Jin-Shan Wang, Raymond Kesel, Giuseppe Farruggia, Thomas Cushman
  • Patent number: 7273899
    Abstract: The present invention relates to a splayed material comprising a layered material splayed with a particle having a diameter equal to or less than 3 micrometers. Another embodiment of the invention includes an article comprising a matrix and a layered material splayed with a polymeric particles dispersed in a medium. The invention also relates to methods for preparing these materials via mixing, milling and emulsifying a solvent borne polymer with a surfactant. A further method describes a method for preparing a nanocomposite from a splayant particle prepared by combining an emulsion polymerization monomer and a surfactant dispersible in a medium wherein the monomer is not dispersible in the medium.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: September 25, 2007
    Assignee: Eastman Kodak Company
    Inventors: Jin-Shan Wang, Xiaoru Wang, Samuel Chen, Thomas N. Blanton
  • Patent number: 7273897
    Abstract: An ink jet ink composition of water, a humectant, and a hyperbranched polymeric dye of a hyperbranched polymer having a dye chromophore pendant on the polymer chain or incorporated into the polymer backbone.
    Type: Grant
    Filed: July 31, 2001
    Date of Patent: September 25, 2007
    Assignee: Eastman Kodak Company
    Inventors: Jin-Shan Wang, Huijuan Chen, Steven Evans
  • Publication number: 20070200496
    Abstract: A top-emitting organic light-emitting diode (OLED) device, comprising: a substrate; an OLED comprising a reflective electrode formed on the substrate; one-or-more layers of organic light-emitting material formed over the reflective electrode; and a transparent electrode formed over the one-or-more layers of organic light-emitting material; a light-scattering layer having a rough surface formed over and in contact with the OLED, a cover affixed to the substrate forming a gap between the cover and the light scattering layer; and wherein the gap is a vacuum or the gap is filled with a relatively low-refractive index gas and the light-scattering layer comprises a plurality of relatively high-refractive index light-scattering transparent particles projecting into the gap without contacting the cover and further comprising an adhesive binder in contact with at least some of the light-scattering particles to adhere the light-scattering particles to the OLED.
    Type: Application
    Filed: February 24, 2006
    Publication date: August 30, 2007
    Inventors: Ronald Cok, Jin-Shan Wang, Raymond Kesel, Donald Preuss, Yuan-Sheng Tyan
  • Publication number: 20070160826
    Abstract: The invention relates to a polymer composite, particularly an optical film, comprising a water insoluble polymer having dispersed therein inorganic nanoparticles modified on their surface with a monolayer of a silane of Formula 1. X—SiR1R2Y??(I) wherein X is Cl or an alkoxy group; R1 and R2 are independently Cl, an alkoxy group, or 13 CnH2n+1; and Y is an organic functional group.
    Type: Application
    Filed: January 6, 2006
    Publication date: July 12, 2007
    Inventors: Jin-Shan Wang, Charles Lander, Jehuda Greener, Anne Miller
  • Publication number: 20070065638
    Abstract: The present invention is directed to a multilayer optical film, for use in a display or component thereof, comprising a substrate having a topmost layer that is an anti-reflective layer having a nano-structured surface, the layer comprising elongated-shaped silica particles. Another aspect of the present invention relates to a method of forming the single anti-reflective layer and its use in various applications including displays and components thereof.
    Type: Application
    Filed: September 20, 2005
    Publication date: March 22, 2007
    Inventors: Jin-Shan Wang, Charles Lander, Craig Lewis, Gary Rakes
  • Patent number: 7166657
    Abstract: The present invention relates to a splayed layered material comprising a layered material splayed with a highly branched polymer. Additional embodiments include a splayed layered material comprising a matrix polymer and layered material wherein said layered material is splayed with a highly branched polymer, an article comprising the splayed layered material in a matrix, and an exfoliated material.
    Type: Grant
    Filed: March 15, 2002
    Date of Patent: January 23, 2007
    Assignee: Eastman Kodak Company
    Inventors: Yuan Q. Rao, Jin-Shan Wang, Thomas N. Blanton, Samuel Chen, Robert J. Kress, Debasis Majumdar