Patents by Inventor Gary J. Nelis
Gary J. Nelis 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).
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Patent number: 11031514Abstract: A method of making a coated substrate having a transparent conductive oxide layer with a dopant selectively distributed in the layer includes selectively supplying an oxide precursor material and a dopant precursor material to each coating cell of a multi-cell chemical vapor deposition coater, wherein the amount of dopant material supplied is selected to vary the dopant content versus coating depth in the resultant coating.Type: GrantFiled: February 26, 2018Date of Patent: June 8, 2021Assignee: Vitro, S.A.B. de C.V.Inventors: James W. McCamy, Peter Tausch, Gary J. Nelis, Ashtosh Ganjoo
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Publication number: 20200365744Abstract: A method of making a coated article includes forming a first coating over a first surface of a substrate; and forming a second coating over a second surface of the substrate. The second coating includes a first conductive layer including tin oxide and at least one material selected from the group consisting of tungsten, molybdenum, and niobium.Type: ApplicationFiled: March 3, 2020Publication date: November 19, 2020Inventors: James McCamy, Cheng-Hung Hung, Benjamin Kabagambe, Kwaku K. Koram, Zhixun Ma, Gary J. Nelis
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Publication number: 20200295204Abstract: A solar cell includes a first substrate having a first surface and a second surface. An underlayer is located over the second surface. A first conductive layer is located over the underlayer. An overlayer is located over the first conductive layer. A semiconductor layer is located over the conductive oxide layer. A second conductive layer is located over the semiconductor layer. The first conductive layer includes a conductive oxide and at least one dopant selected from the group consisting of tungsten, molybdenum, niobium, and/or fluorine.Type: ApplicationFiled: April 20, 2020Publication date: September 17, 2020Inventors: James W. McCamy, Cheng-Hung Hung, Benjamin Kabagambe, Kwaku K. Koram, Zhixun Ma, Gary J. Nelis
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Patent number: 10680123Abstract: A solar cell includes a first substrate having a first surface and a second surface. An underlayer is located over the second surface. A first conductive layer is located over the underlayer. An overlayer is located over the first conductive layer. A semiconductor layer is located over the conductive oxide layer. A second conductive layer is located over the semiconductor layer. The first conductive layer includes a conductive oxide and at least one dopant selected from the group consisting of tungsten, molybdenum, niobium, and/or fluorine.Type: GrantFiled: December 9, 2015Date of Patent: June 9, 2020Assignee: Vitro Flat Glass LLCInventors: James W. McCamy, Zhixun Ma, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Patent number: 10672920Abstract: An article, for example a solar cell, includes a first substrate having a first surface and a second surface. An underlayer is located over the second surface. A first conductive layer is located over the underlayer. An overlayer is located over the first conductive layer. A semiconductor layer is located over the conductive oxide layer. A second conductive layer is located over the semiconductor layer. The first conductive layer can include a conductive oxide and at least one dopant selected from the group consisting of tungsten, molybdenum, niobium, and/or fluorine. The overlayer can include a buffer layer having tin oxide and at least one of zinc, indium, gallium, and magnesium.Type: GrantFiled: December 9, 2015Date of Patent: June 2, 2020Assignee: Vitro Flat Glass LLCInventors: Zhixun Ma, James W. McCamy, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Patent number: 10672921Abstract: A method of making a coated article includes forming a first coating over a first surface of a substrate; and forming a second coating over a second surface of the substrate. The second coating includes a first conductive layer including tin oxide and at least one material selected from the group consisting of tungsten, molybdenum, and niobium.Type: GrantFiled: December 9, 2015Date of Patent: June 2, 2020Assignee: Vitro Flat Glass LLCInventors: James W. McCamy, Zhixun Ma, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Patent number: 10333009Abstract: A glass sheet has an electrically conductive film having a sheet resistance in the range of 9.5 to 14.0 ohms/square; an emissivity in the range of 0.14 to 0.17 and an absorption coefficient of greater than 1.5×103 cm?1 in the wavelength range of 400-1100 nanometers, and a surface roughness of less than 15 nanometers Root Means Square. A glass sheet of another embodiment of the invention has an electrically conductive film having a phosphorous-fluorine doped tin oxide pyrolytically deposited film on the surface of the glass sheet, wherein the ratio of phosphorous precursor to tin precursor is in the range of greater than 0-0.4. The coated glass sheets of the invention can be used in the manufacture of multi sheet insulating units, OLEDs and solar cells.Type: GrantFiled: August 23, 2016Date of Patent: June 25, 2019Assignee: Vitro Flat Glass LLCInventors: Ashtosh Ganjoo, David R. Haskins, James W. McCamy, Gary J. Nelis, Peter Tausch
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Publication number: 20180190844Abstract: A method of making a coated substrate having a transparent conductive oxide layer with a dopant selectively distributed in the layer includes selectively supplying an oxide precursor material and a dopant precursor material to each coating cell of a multi-cell chemical vapor deposition coater, wherein the amount of dopant material supplied is selected to vary the dopant content versus coating depth in the resultant coating.Type: ApplicationFiled: February 26, 2018Publication date: July 5, 2018Inventors: James W. McCamy, Peter Tausch, Gary J. Nelis, Ashtosh Ganjoo
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Patent number: 9818888Abstract: A method of forming a coating layer on a glass substrate in a glass manufacturing process includes: providing a first coating precursor material for a selected coating layer composition to at least one multislot coater to form a first coating region of the selected coating layer; and providing a second coating precursor material for the selected coating layer composition to the multislot coater to form a second coating region of the selected coating layer over the first region. The first coating precursor material is different than the second precursor coating material.Type: GrantFiled: December 9, 2015Date of Patent: November 14, 2017Assignee: Vitro, S.A.B. de C.V.Inventors: James W. McCamy, Zhixun Ma, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Publication number: 20160359059Abstract: A glass sheet has an electrically conductive film having a sheet resistance in the range of 9.5 to 14.0 ohms/square; an emissivity in the range of 0.14 to 0.17 and an absorption coefficient of greater than 1.5×103 cm?1 in the wavelength range of 400-1100 nanometers, and a surface roughness of less than 15 nanometers Root Means Square. A glass sheet of another embodiment of the invention has an electrically conductive film having a phosphorous-fluorine doped tin oxide pyrolytically deposited film on the surface of the glass sheet, wherein the ratio of phosphorous precursor to tin precursor is in the range of greater than 0-0.4. The coated glass sheets of the invention can be used in the manufacture of multi sheet insulating units, OLEDs and solar cells.Type: ApplicationFiled: August 23, 2016Publication date: December 8, 2016Inventors: Ashtosh Ganjoo, David R. Haskins, James W. McCamy, Gary J. Nelis, Peter Tausch
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Patent number: 9463999Abstract: A glass sheet has an electrically conductive film having a sheet resistance in the range of 9.5 to 14.0 ohms/square; an emissivity in the range of 0.14 to 0.17 and an absorption coefficient of greater than 1.5×103 cm?1 in the wavelength range of 400-1100 nanometers, and a surface roughness of less than 15 nanometers Root Means Square. A glass sheet of another embodiment of the invention has an electrically conductive film having a phosphorous-fluorine doped tin oxide pyrolytically deposited film on the surface of the glass sheet, wherein the ratio of phosphorous precursor to tin precursor is in the range of greater than 0-0.4. The coated glass sheets of the invention can be used in the manufacture of multi sheet insulating units, OLEDs and solar cells.Type: GrantFiled: January 8, 2013Date of Patent: October 11, 2016Assignee: PPG Industries Ohio, Inc.Inventors: Ashtosh Ganjoo, David R. Haskins, James W. McCamy, Gary J. Nelis, Peter Tausch
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Publication number: 20160268453Abstract: A method of making a coated article includes forming a first coating over a first surface of a substrate; and forming a second coating over a second surface of the substrate. The second coating includes a first conductive layer including tin oxide and at least one material selected from the group consisting of tungsten, molybdenum, and niobium.Type: ApplicationFiled: December 9, 2015Publication date: September 15, 2016Inventors: James W. McCamy, Zhixun Ma, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Publication number: 20160268451Abstract: An article, for example a solar cell, includes a first substrate having a first surface and a second surface. An underlayer is located over the second surface. A first conductive layer is located over the underlayer. An overlayer is located over the first conductive layer. A semiconductor layer is located over the conductive oxide layer. A second conductive layer is located over the semiconductor layer. The first conductive layer can include a conductive oxide and at least one dopant selected from the group consisting of tungsten, molybdenum, niobium, and/or fluorine. The overlayer can include a buffer layer having tin oxide and at least one of zinc, indium, gallium, and magnesium.Type: ApplicationFiled: December 9, 2015Publication date: September 15, 2016Inventors: Zhixun Ma, James W. McCamy, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Publication number: 20160268457Abstract: A solar cell includes a first substrate having a first surface and a second surface. An underlayer is located over the second surface. A first conductive layer is located over the underlayer. An overlayer is located over the first conductive layer. A semiconductor layer is located over the conductive oxide layer. A second conductive layer is located over the semiconductor layer. The first conductive layer includes a conductive oxide and at least one dopant selected from the group consisting of tungsten, molybdenum, niobium, and/or fluorine.Type: ApplicationFiled: December 9, 2015Publication date: September 15, 2016Inventors: James W. McCamy, Zhixun Ma, Benjamin Kabagambe, Kwaku K. Koram, Cheng-Hung Hung, Gary J. Nelis
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Publication number: 20140311573Abstract: A method of making a coated substrate having a transparent conductive oxide layer with a dopant selectively distributed in the layer includes selectively supplying an oxide precursor material and a dopant precursor material to each coating cell of a multi-cell chemical vapor deposition coater, wherein the amount of dopant material supplied is selected to vary the dopant content versus coating depth in the resultant coating.Type: ApplicationFiled: March 7, 2014Publication date: October 23, 2014Applicant: PPG Industries Ohio, Inc.Inventors: James W. McCamy, Peter Tausch, Gary J. Nelis, Ashtosh Ganjoo
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Publication number: 20140261663Abstract: A solar cell has a substrate and an undercoating formed over at least a portion of the substrate. The undercoating includes a continuous first layer of tin oxide and a second layer having oxides of Sn, P, and Si. A transparent conductive coating is formed over at least a portion of the undercoating. The second layer includes protrusions on an upper surface that cause uneven crystal growth of the conductive coating.Type: ApplicationFiled: March 6, 2014Publication date: September 18, 2014Applicant: PPG Industries Ohio, Inc.Inventors: James W. McCamy, Peter Tausch, Gary J. Nelis, Songwei Lu