Patents by Inventor John R. Linton

John R. Linton 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).

  • Publication number: 20160069536
    Abstract: An optical component is disclosed that comprises a first substrate, an optical material comprising quantum confined semiconductor nanoparticles disposed over a predetermined region of a first surface of the first substrate, a layer comprising an adhesive material disposed over the optical material and any portion of the first surface of the first substrate not covered by the optical material, and a second substrate disposed over the layer comprising an adhesive material, wherein the first and second substrates are sealed together. In certain embodiments, the optical component further includes a second optical material comprising quantum confined semiconductor nanoparticles disposed between the layer comprising the adhesive material and the second substrate. Method are also disclosed. Also disclosed are products including the optical component.
    Type: Application
    Filed: September 14, 2015
    Publication date: March 10, 2016
    Inventors: JOHN R. LINTON, EMILY M. SQUIRES, ROHIT MODI, DAVID GILDEA
  • Publication number: 20160072005
    Abstract: An optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state is disclosed. Also disclosed is an optical component including an optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state. Further disclosed is an optical material obtainable by at least partially encapsulating an optical material comprising quantum confined semiconductor nanoparticles and irradiating the at least partially encapsulated optical material with a light flux for a period of time sufficient to neutralize the charge on at least a portion of the nanoparticles.
    Type: Application
    Filed: September 14, 2015
    Publication date: March 10, 2016
    Inventors: ROHIT MODI, PATRICK LANDREMAN, JOHN R. LINTON, EMILY M. SQUIRES
  • Patent number: 9212056
    Abstract: A nanoparticle including an inorganic core comprising at least one metal and/or at least one semi-conductor compound comprising at least one metal includes a coating or shell disposed over at least a portion of a surface of the core. The coating can include one or more layers. Each layer of the coating can comprise a metal and/or at least one semiconductor compound. The nanoparticle further includes a ligand attached to a surface of the coating.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: December 15, 2015
    Assignee: QD VISION, INC.
    Inventors: Craig Breen, John R. Linton
  • Patent number: 9207385
    Abstract: A lighting system is disclosed. The lighting system comprises at least one light source comprising a light emitting diode (LED) and one or more phosphors optically coupled to the LED to convert at least a portion of original light emitted by the LED to provide a modified LED light having a first predetermined spectral output, and an optical material that is optically coupled to at least a portion of a surface of a light guide plate and optically coupled to receive at least a portion of the modified LED light and to convert at least a portion of the modified LED light to at least one predetermined wavelength to provide modified light having a second predetermined spectral output, wherein the optical material comprises one or more types of quantum confined semiconductor nanoparticle. A device including a lighting system is also disclosed.
    Type: Grant
    Filed: November 11, 2010
    Date of Patent: December 8, 2015
    Assignee: QD VISION, INC.
    Inventors: Seth Coe-Sullivan, John R. Linton, Daniel Cohen, John E. Ritter
  • Publication number: 20150338567
    Abstract: An optical film includes a transparent substrate, an optical material comprising quantum dots disposed over a surface of the substrate, and a light diffusion film disposed over the optical material, the light diffusion film including a transparent support and a diffusion layer formed over the transparent support, the light diffusion film being positioned such that the transparent support is between the optical material and the diffusion layer, the light diffusion film having a back to front haze value of at least 80% and a total back to front light transmission value of at least 50%. Other layers can optionally be included in the optical film. A backlight unit and display including the optical film taught herein are also disclosed.
    Type: Application
    Filed: May 21, 2015
    Publication date: November 26, 2015
    Inventors: MATTHEW STEVENSON, JOHN R. LINTON, KARTHIK VENKATARAMAN
  • Patent number: 9167659
    Abstract: A solid state lighting device including a light source capable of emitting white light including a blue spectral component and having a deficiency in a spectral region, and an optical component that is positioned to receive at least a portion of the light generated by the light source, the optical component comprising an optical material for converting at least a portion of the blue spectral component of the light to one or more predetermined wavelengths such that light emitted by the solid state lighting device includes light emission from the light source supplemented with light emission at one or more predetermined wavelengths, wherein the optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is lighting fixture, a cover plate for a lighting fixture and a method.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: October 20, 2015
    Assignee: QD VISION, INC.
    Inventors: Seth Coe-Sullivan, John R. Linton, Sridhar Sadasivan, Emily M. Squires
  • Publication number: 20150287890
    Abstract: A white-light emitting lighting device comprising one or more light emitting light sources (preferably solid state semiconductor light emitting diodes) that emit off-white light during operation, wherein the off-white light includes a spectral output including at least one spectral component in a first spectral region from about 360 nm to about 475 nm, at least one spectral component in a second spectral region from about 475 nm to about 575 nm, and at least one deficiency in at least one other spectral region, and an optical component that is positioned to receive at least a portion of the off-white light generated by the one or more light sources, the optical component comprising an optical material for converting at least a portion of the off-white light to one or more predetermined wavelengths, at least one of which has a wavelength in at least one deficient spectral region, such that light emitted by the lighting device comprises white light, wherein the optical material comprises quantum confined semico
    Type: Application
    Filed: March 11, 2015
    Publication date: October 8, 2015
    Inventors: John R. Linton, Emily M. Squires, Rohit Modi
  • Publication number: 20150285982
    Abstract: A composition useful for altering the wavelength of visible or invisible light is disclosed. The composition comprising a solid host material and quantum confined semiconductor nanoparticles, wherein the nanoparticles are included in the composition in amount in the range from about 0.001 to about 15 weight percent based on the weight of the host material. The composition can further include scatterers. An optical component including a waveguide component and quantum confined semiconductor nanoparticles is also disclosed. A device including an optical component is disclosed. A system including an optical component including a waveguide component and quantum confined semiconductor nanoparticles and a light source optically coupled to the waveguide component is also disclosed. A decal, kit, ink composition, and method are also disclosed. A TFEL including quantum confined semiconductor nanoparticles on a surface thereof is also disclosed.
    Type: Application
    Filed: May 5, 2014
    Publication date: October 8, 2015
    Applicant: QD VISION, INC.
    Inventors: SETH COE-SULLIVAN, JOHN R. LINTON, CRAIG BREEN, JONATHAN S. STECKEL, MARK COMERFORD
  • Patent number: 9140844
    Abstract: A lighting system including a light source capable of generating light, and an optical component optically coupled to receive at least a portion of the light generated by the light source and convert at least a portion of the light so received to a predetermined wavelength such that the light emitted by the lighting system includes light emission from the light source supplemented with light emission at the predetermined wavelength, wherein the optical component including an optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is an optical component comprising a light guide plate and an optical material disposed over at least a portion of a surface of the light guide plate, the optical material comprising quantum confined semiconductor nanoparticles capable of emitting light in a predetermined spectral region. Devices are also disclosed.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: September 22, 2015
    Assignee: QD VISION, INC.
    Inventors: Seth Coe-Sullivan, Daniel Cohen, John E. Ritter, John R. Linton
  • Patent number: 9134459
    Abstract: An optical component is disclosed that comprises a first substrate, an optical material comprising quantum confined semiconductor nanoparticles disposed over a predetermined region of a first surface of the first substrate, a layer comprising an adhesive material disposed over the optical material and any portion of the first surface of the first substrate not covered by the optical material, and a second substrate disposed over the layer comprising an adhesive material, wherein the first and second substrates are sealed together. In certain embodiments, the optical component further includes a second optical material comprising quantum confined semiconductor nanoparticles disposed between the layer comprising the adhesive material and the second substrate. Method are also disclosed. Also disclosed are products including the optical component.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: September 15, 2015
    Assignee: QD VISION, INC.
    Inventors: John R. Linton, Emily M. Squires, Rohit Modi, David Gildea
  • Patent number: 9133388
    Abstract: An optical component including an optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state. Further disclosed is an optical component including an optical material comprising quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles are in a charge neutral state, and wherein the optical material is at least partially encapsulated. Methods, optical materials, and devices are also disclosed.
    Type: Grant
    Filed: October 27, 2011
    Date of Patent: September 15, 2015
    Assignee: QD VISION, INC.
    Inventors: Rohit Modi, Patrick Landreman, John R. Linton
  • Publication number: 20150191617
    Abstract: An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a composition including one or more functional groups that are capable of being cross-linked is disclosed. An ink composition comprising a nanomaterial, a liquid vehicle, and scatterers is also disclosed. An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a perfluorocompound is further disclosed. A method for inkjet printing an ink including nanomaterial and a liquid vehicle with a surface tension that is not greater than about 25 dyne/cm is disclosed. In certain preferred embodiments, the nanomaterial comprises semiconductor nanocrystals. Devices prepared from inks and methods of the invention are also described.
    Type: Application
    Filed: November 3, 2014
    Publication date: July 9, 2015
    Inventors: JOHN R. LINTON, PETER T. KAZLAS, CRAIG BREEN, SETH COE-SULLIVAN
  • Publication number: 20150086597
    Abstract: A copper or copper alloy product is provided, as well as a process for manufacturing a copper or copper alloy product. The product may include copper or copper alloy containing a minimum of 60% copper. The product may include an antimicrobial copper, such as, for example, the antimicrobial copper identified by the United States Environmental Protection Agency (EPA). The product may include, but is not limited to, for example, MD-Cu29™ antimicrobial copper or copper alloy. The antimicrobial copper or copper alloy which contains an antimicrobial touch surface should effectively kill bacteria within about two hours of exposure to the bacteria.
    Type: Application
    Filed: September 26, 2014
    Publication date: March 26, 2015
    Inventors: Joseph MALLAK, Lynn TILTON, John R. LINTON, JR., Stephanie BRICKNER, Amy MILLER, Mark RODGERS, Christina ACORS
  • Publication number: 20150086169
    Abstract: The present inventions relate to optical components which include quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles include a ligand attached to a surface thereof, the ligand being represented by the formula: X-Sp-Z, wherein: X represents a primary amine group, a secondary amine group, a urea, a thiourea, an imidizole group, an amide group, an other nitrogen containing group, a carboxylic acid group, a phosphonic or arsonic acid group, a phosphinic or arsinic acid group, a phosphate or arsenate group, a phosphine or arsine oxide group; Sp represents a spacer group, such as a group capable of allowing a transfer of charge or an insulating group; and Z represents: (i) a reactive group capable of communicating specific chemical properties to the nanocrystal as well as provide specific chemical reactivity to the surface of the nanocrystal, and/or (ii) a group that is cyclic, halogenated, or polar a-protic.
    Type: Application
    Filed: September 29, 2014
    Publication date: March 26, 2015
    Inventors: CRAIG BREEN, JOHN R. LINTON, JONATHAN S. STECKEL, MARSHALL COX, SETH COE-SULLIVAN, MARK COMERFORD
  • Patent number: 8981339
    Abstract: A white-light emitting lighting device comprising one or more light emitting light sources (preferably solid state semiconductor light emitting diodes) that emit off-white light during operation, wherein the off-white light includes a spectral output including at least one spectral component in a first spectral region from about 360 nm to about 475 nm, at least one spectral component in a second spectral region from about 475 nm to about 575 nm, and at least one deficiency in at least one other spectral region, and an optical component comprising an optical material for converting at least a portion of the off-white light to one or more predetermined wavelengths, such that light emitted by the lighting device comprises white light, wherein the optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is an optical component, lighting fixture, a cover plate for a lighting fixture, and methods.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: March 17, 2015
    Assignee: QD Vision, Inc.
    Inventors: John R. Linton, Emily M. Squires, Rohit Modi
  • Publication number: 20150049491
    Abstract: A glass tube including quantum dots under oxygen-free conditions is described. An optical component and other products including such glass tube, a composition including quantum dots, and methods are also disclosed.
    Type: Application
    Filed: August 14, 2014
    Publication date: February 19, 2015
    Inventors: Karthik VENKATARAMAN, John R. LINTON, Robert J. NICK, Abhishek GUPTA
  • Patent number: 8876272
    Abstract: An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a composition including one or more functional groups that are capable of being cross-linked is disclosed. An ink composition comprising a nanomaterial, a liquid vehicle, and scatterers is also disclosed. An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a perfluorocompound is further disclosed. A method for inkjet printing an ink including nanomaterial and a liquid vehicle with a surface tension that is not greater than about 25 dyne/cm is disclosed. In certain preferred embodiments, the nanomaterial comprises semiconductor nanocrystals. Devices prepared from inks and methods of the invention are also described.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: November 4, 2014
    Assignee: QD Vision, Inc.
    Inventors: John R. Linton, Peter T. Kazlas, Craig Breen, Seth Coe-Sullivan
  • Patent number: 8849087
    Abstract: The present inventions relate to optical components which include quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles include a ligand attached to a surface thereof, the ligand being represented by the formula: X-Sp-Z, wherein: X represents a primary amine group, a secondary amine group, a urea, a thiourea, an imidizole group, an amide group, an other nitrogen containing group, a carboxylic acid group, a phosphonic or arsonic acid group, a phosphinic or arsinic acid group, a phosphate or arsenate group, a phosphine or arsine oxide group; Sp represents a spacer group, such as a group capable of allowing a transfer of charge or an insulating group; and Z represents: (i) a reactive group capable of communicating specific chemical properties to the nanocrystal as well as provide specific chemical reactivity to the surface of the nanocrystal, and/or (ii) a group that is cyclic, halogenated, or polar a-protic.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: September 30, 2014
    Assignee: QD Vision, Inc.
    Inventors: Craig Breen, John R. Linton, Jonathan S. Steckel, Marshall Cox, Seth Coe-Sullivan, Mark Comerford
  • Publication number: 20140224519
    Abstract: An antimicrobial self-adhesive switch rocker cover is disclosed. The rocker cover includes a distal end and a base end wherein the switch cover comprises a copper or copper alloy. The copper or copper alloy may include a minimum of 60% copper. The copper or copper alloy may also include a MD-Cu29 antimicrobial copper or copper alloy.
    Type: Application
    Filed: February 3, 2014
    Publication date: August 14, 2014
    Applicant: Libertas Copper, LLC d.b.a. Hussey Copper
    Inventors: Joseph MALLAK, John R. LINTON, JR., Stephanie BRICKNER
  • Publication number: 20140227334
    Abstract: An antimicrobial self-adhesive push plate is disclosed. The push plate includes a copper or copper ahoy. The copper or copper alloy may include a minimum of 60% copper. The copper or copper alloy may also include a MD-Cu29 antimicrobial copper or copper alloy.
    Type: Application
    Filed: February 3, 2014
    Publication date: August 14, 2014
    Applicant: Libertas Copper, LLC d.b.a. Hussey Copper
    Inventors: Joseph MALLAK, John R. LINTON, JR., Stephanie BRICKNER