Patents by Inventor Samuel Joseph Camardello

Samuel Joseph Camardello 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: 11952521
    Abstract: A process for preparing a Mn+4 doped phosphor of formula I Ax[MFy]:Mn+4??I includes combining a first solution comprising a source of A and a second solution comprising H2MF6 in the presence of a source of Mn, to form the Mn+4 doped phosphor; wherein A is Li, Na, K, Rb, Cs, or a combination thereof; M is Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Y, La, Nb, Ta, Bi, Gd, or a combination thereof; x is the absolute value of the charge of the [MFy] ion; y is 5, 6 or 7; and wherein a value of a Hammett acidity function of the first solution is at least ?0.9. Particles produced by the process may have a particle size distribution with a D50 particle size of less than 10 ?m.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: April 9, 2024
    Assignee: CURRENT LIGHTING SOLUTIONS, LLC
    Inventors: James Edward Murphy, Srinivas Prasad Sista, Samuel Joseph Camardello
  • Patent number: 11781028
    Abstract: An ink composition is provided. The composition includes a binder material and at least one narrow band emission phosphor being uniformly dispersed throughout the composition, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: October 10, 2023
    Assignee: General Electric Company
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20230287265
    Abstract: A phosphor composition includes an activated uranium-based phosphor having formula I or II. The phosphor is doped with Eu3+ [Ba1-a-bSraCab]x[Mg,Zn]y(UO2)z([P,V]O4)2(x+y+z)/3??(I) [Ba1-a-bSraCab]p(UO2)q[P,V]rO(2p+2q+5r)/2??(II) where 0?a?1, 0?b?1, 0.75?x?1.25, 0.75?y?1.25, 0.75?z?1.25, 2.5?p?3.5, 1.75?q?2.25, and 3.5?r?4.5 and formula II excludes the combination where a is 0, b is 0, p is 3.5, q is 1.75, and r is 3.5. Phosphor compositions further including formula VI or other luminescent materials, such as quantum dots, devices and displays are also provided.
    Type: Application
    Filed: October 14, 2022
    Publication date: September 14, 2023
    Inventors: Samuel Joseph Camardello, Anant A. Setlur, James E. Murphy, Matthew David Butts
  • Publication number: 20230279254
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 µm to about 15 µm and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Application
    Filed: January 5, 2023
    Publication date: September 7, 2023
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20230246013
    Abstract: The present disclosure relates to a device used in conjunction with night vision equipment. The device including an LED light source optically coupled and/or radiationally connected to a phosphor material including a green-emitting phosphor and a red-emitting phosphor of formula I: wherein A is Li, Na, K, Rb, Cs, or a combination thereof; M is Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Hf, Y, La, Nb, Ta, Bi, Gd, or a combination thereof; x is an absolute value of a charge of the MFy ion; and y is 5, 6 or 7. The device limits emission of wavelengths longer than 650 nm to less than 1.75% of total emission. A device including an LED light source optically coupled and/or radiationally connected to a red-emitting phosphor including Na2SiF6:Mn4+is also provided.
    Type: Application
    Filed: March 1, 2023
    Publication date: August 3, 2023
    Inventors: James Edward Murphy, Samuel Joseph Camardello
  • Publication number: 20230159824
    Abstract: Green-emitting phosphors are useful in devices including an LED light source radiationally coupled and/or optically coupled to the phosphors, which are selected from [Ba1?a?bSraCab]x[Mg,Zn]y(UO2)z([P,V]O4)2(x+y+z)/3, where 0?a?1, 0?b?1, 0.75?x?1.25, 0.75?y?1.25, 0.75?z?1.25; and [Ba,Sr,Ca,Mg,Zn]p(UO2)q[P,V]rO(2p+2q+5r)/2, where 2.5?p?3.5, 1.75?q?2.25, 3.5?r?4.5.
    Type: Application
    Filed: April 13, 2021
    Publication date: May 25, 2023
    Inventors: Samuel Joseph Camardello, Matthew David Butts, Anant A. Setlur
  • Patent number: 11578225
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: February 14, 2023
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20230007906
    Abstract: A display including a red subpixel, a green subpixel, a blue subpixel and a fourth subpixel including a teal subpixel or a saturated green pixel and an LED light source. Liquid crystal display devices including U6+-containing phosphors are also provided. Applications for the display include televisions, mobile phones and computer monitors.
    Type: Application
    Filed: December 9, 2020
    Publication date: January 12, 2023
    Inventors: Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20220315785
    Abstract: An ink composition is provided. The composition includes a binder material and at least one narrow band emission phosphor being uniformly dispersed throughout the composition, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Application
    Filed: March 22, 2022
    Publication date: October 6, 2022
    Inventors: Mark D. Doherty, Yangang Liang, JIE Jerry LIU, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20220231201
    Abstract: A device including an LED light source optically coupled to a phosphor material including a green-emitting phosphor selected from the group consisting of compositions (A1)-(A62) and combinations thereof.
    Type: Application
    Filed: January 31, 2022
    Publication date: July 21, 2022
    Inventors: Samuel Joseph Camardello, Anant Achyut Setlur
  • Publication number: 20220177719
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 9, 2022
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Patent number: 11312876
    Abstract: An ink composition is provided. The composition includes a binder material and at least one narrow band emission phosphor being uniformly dispersed throughout the composition, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: April 26, 2022
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20220056336
    Abstract: A process for preparing a Mn+4 doped phosphor of formula I Ax[MFy]:Mn+4?? I includes combining a first solution comprising a source of A and a second solution comprising H2MF6 in the presence of a source of Mn, to form the Mn+4 doped phosphor; wherein A is Li, Na, K, Rb, Cs, or a combination thereof; M is Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Y, La, Nb, Ta, Bi, Gd, or a combination thereof; x is the absolute value of the charge of the [MFy] ion; y is 5, 6 or 7; and wherein a value of a Hammett acidity function of the first solution is at least ?0.9. Particles produced by the process may have a particle size distribution with a D50 particle size of less than 10 ?m.
    Type: Application
    Filed: November 2, 2021
    Publication date: February 24, 2022
    Inventors: James Edward Murphy, Srinivas Prasad Sista, Samuel Joseph Camardello
  • Patent number: 11254864
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: February 22, 2022
    Assignee: General Electric Company
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Patent number: 11220626
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: January 11, 2022
    Assignee: General Electric Company
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Patent number: 11193059
    Abstract: A process for preparing a Mn+4 doped phosphor of formula I Ax[MFy]:Mn+4?? I includes combining a first solution comprising a source of A and a second solution comprising H2MF6 in the presence of a source of Mn, to form the Mn+4 doped phosphor; wherein A is Li, Na, K, Rb, Cs, or a combination thereof; M is Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Y, La, Nb, Ta, Bi, Gd, or a combination thereof; x is the absolute value of the charge of the [MFy] ion; y is 5, 6 or 7; and wherein a value of a Hammett acidity function of the first solution is at least ?0.9. Particles produced by the process may have a particle size distribution with a D50 particle size of less than 10 ?m.
    Type: Grant
    Filed: December 2, 2017
    Date of Patent: December 7, 2021
    Assignee: CURRENT LIGHTING SOLUTIONS, LLC
    Inventors: James Edward Murphy, Srinivas Prasad Sista, Samuel Joseph Camardello
  • Publication number: 20210324262
    Abstract: A color conversion film is provided. The film includes at least one narrow band emission phosphor dispersed within a binder matrix, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Application
    Filed: January 19, 2021
    Publication date: October 21, 2021
    Inventors: Mark D. Doherty, Yangang Liang, Jie Jerry Liu, Samuel Joseph Camardello, James Edward Murphy
  • Publication number: 20210317326
    Abstract: An ink composition is provided. The composition includes a binder material and at least one narrow band emission phosphor being uniformly dispersed throughout the composition, wherein the narrow band emission phosphor has a D50 particle size from about 0.1 ?m to about 15 ?m and is selected from the group consisting of a green-emitting U6+-containing phosphor, a green-emitting Mn2+-containing phosphor, a red-emitting phosphor based on complex fluoride materials activated by Mn4+, and a mixture thereof. A device is also provided.
    Type: Application
    Filed: January 19, 2021
    Publication date: October 14, 2021
    Inventors: Mark D. Doherty, Yangang Liang, JIE Jerry LIU, Samuel Joseph Camardello, James Edward Murphy
  • Patent number: 11094856
    Abstract: A device including an LED light source optically coupled to a phosphor selected from [Y,Gd,Tb,La,Sm,Pr,Lu]3[Al,Ga]5?aO12?3/2a:Ce3+ (wherein 0<a<0.5), beta-SiAlON:Eu2+, [Sr,Ca,Ba][Al,Ga,In]2S4:Eu2+, alpha-SiAlON doped with Eu2+ and/or Ce3+, Ca1?h?rCehEurAl1?h[Mg,Zn]hSiN3, (where 0<h<0.2, 0<r<0.2), Sr(LiAl3N4):Eu2+, [Ca,Sr]S:Eu2+ or Ce3+, [Ba,Sr,Ca]bSigNm:Eu2+ (wherein 2b+4g=3m), quantum dot materials, and combinations thereof; and a green-emitting U6+-doped phosphor having a composition selected from the group consisting of U6+-doped phosphate-vanadate phosphors, U6+-doped halide phosphors, U6+-doped oxyhalide phosphors, U6+-doped silicate-germanate phosphors, U6+-doped alkali earth oxide phosphors, and combinations thereof, is presented.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: August 17, 2021
    Assignee: General Electric Company
    Inventors: Samuel Joseph Camardello, Anant A. Setlur
  • Publication number: 20200287099
    Abstract: A device including an LED light source optically coupled to a green-emitting U6+-doped phosphor having a composition selected from the group consisting of U6+-doped phosphate-vanadate phosphors, U6+-doped halide phosphors, U6+-doped oxyhalide phosphors, U6+-doped silicate-germanate phosphors, U6+-doped alkali earth oxide phosphors, and combinations thereof, is presented. The U6+-doped phosphate-vanadate phosphors are selected from the group consisting of compositions of formulas (A1)-(A12). The U6+-doped halide phosphors are selected from the group consisting of compositions for formulas (B1)-(B3). The U6+-doped oxyhalide phosphors are selected from the group consisting of compositions of formulas (C1)-(C5). The U6+-doped silicate-germanate phosphors are selected from the group consisting of compositions of formulas (D1)-(D11). The U6+-doped alkali earth oxide phosphors are selected from the group consisting of formulas (E1)-(E11).
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Inventors: Samuel Joseph Camardello, Anant A. Setlur