Patents by Inventor Brian J. Laughlin

Brian J. Laughlin 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: 20110308596
    Abstract: The present invention provides a thick-film paste for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal, and a lead-tellurium-lithium-titanium-oxide dispersed in an organic medium.
    Type: Application
    Filed: May 4, 2011
    Publication date: December 22, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J. Laughlin, Kurt Richard Mikeska, Carmine Torardi, Paul Douglas Vernooy
  • Patent number: 8076777
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells. The thick film conductor compositions include one or more electrically functional powders and one or more glass frits dispersed in an organic medium. The thick film compositions may also include one or more additive(s). Exemplary additives may include metals, metal oxides or any compounds that can generate these metal oxides during firing.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: December 13, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Takuya Konno, Brian J. Laughlin, Hisashi Matsuno
  • Publication number: 20110233485
    Abstract: Disclosed is a plurality of glass-crystalline particles, wherein at least a portion of the glass-crystalline particles comprise a glass component and a crystalline component, and wherein the crystalline component comprises one or more metal oxides wherein the metal is selected from the group consisting of: Zn, Ca, Sr, Mg, Ba, and mixtures thereof.
    Type: Application
    Filed: September 27, 2010
    Publication date: September 29, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Eric Lee Brantley, John T. Chaplinsky, Howard David Glicksman, James J. Krajewski, Brian J. Laughlin, Kurt Richard Mikeska, Lawrence V. Triboletti
  • Publication number: 20110233486
    Abstract: Disclosed is a process for the manufacture of glass-crystalline particles comprising a glass component and a crystalline component comprising the steps of: a) providing a precursor solution comprising a solvent, a glass component composition, and a crystalline component composition; b) forming an aerosol comprising finely divided droplets of the precursor solution, wherein the droplet concentration which is below the concentration where collisions and subsequent coalescence of the droplets results in a 10% reduction in droplet concentration; c) heating the aerosol wherein, upon heating, glass-crystalline particles are formed, wherein the glass-crystalline particles comprise a glass component and a crystalline component, and wherein the crystalline component comprises one or more metal oxides; and d) isolating the glass-crystalline particles.
    Type: Application
    Filed: September 27, 2010
    Publication date: September 29, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Eric Lee Brantley, John T. Chaplinsky, Howard David Glicksman, James J. Krajewski, Brian J. Laughlin, Kurt Richard Mikeska, Lawrence V. Triboletti
  • Publication number: 20110232746
    Abstract: The present invention provides a thick-film paste for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and a lead-tellurium-boron-oxide dispersed in an organic medium.
    Type: Application
    Filed: May 4, 2011
    Publication date: September 29, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J. Laughlin, Kurt Richard Mikeska, Carmine Torardi, Paul Douglas Vernooy
  • Publication number: 20110233484
    Abstract: The invention relates to a glass-crystalline particle including a glass component and a crystalline component, wherein the crystalline component includes one or more metal oxides, wherein the metal is selected from the group consisting of: Zn, Ca, Sr, Mg, Ba, and mixtures thereof.
    Type: Application
    Filed: September 27, 2010
    Publication date: September 29, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Eric Lee Brantley, John T. Chaplinsky, Howard David Glicksman, James J. Krajewski, Brian J. Laughlin, Kurt Richard Mikeska, Lawrence V. Triboletti
  • Publication number: 20110146776
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells.
    Type: Application
    Filed: December 18, 2009
    Publication date: June 23, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Giovanna Laudisio, Brian J. Laughlin
  • Publication number: 20110147677
    Abstract: The invention relates to zinc-containing glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells.
    Type: Application
    Filed: June 21, 2010
    Publication date: June 23, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J. Laughlin, Zhigang Rick Li, Hisashi Matsuno, Yueli Wang
  • Publication number: 20110143497
    Abstract: A method of forming a photovoltaic cell conductor that comprises steps of, applying on a semiconductor substrate a thick film conductive composition comprising inorganic powders comprising electrically conductive powder, first glass frit and second glass frit, and organic medium, wherein total PbO in the glass frits is 80.5 to 83.5 wt % based on the total weight of the first glass frit and the second glass frit, and firing the thick film conductive composition applied on the semiconductor substrate.
    Type: Application
    Filed: December 15, 2010
    Publication date: June 16, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Shigendo Enomoto, Takuya Konno, Brian J. Laughlin, Hisashi Matsuno, Chun-Kwei Wu
  • Publication number: 20100308462
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells. The thick film conductor compositions include one or more electrically functional powders and one or more glass frits dispersed in an organic medium. The thick film compositions may also include one or more additive(s). Exemplary additives may include metals, metal oxides or any compounds that can generate these metal oxides during firing.
    Type: Application
    Filed: June 8, 2009
    Publication date: December 9, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: TAKUYA KONNO, BRIAN J. LAUGHLIN, HISASHI MATSUNO
  • Publication number: 20100258166
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells.
    Type: Application
    Filed: April 8, 2010
    Publication date: October 14, 2010
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Brian J. Laughlin, Alan Frederick Carroll, Kenneth Warren Hang, Yueli Wang, Takuya Konno
  • Publication number: 20100258184
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells.
    Type: Application
    Filed: April 8, 2010
    Publication date: October 14, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Brian J. Laughlin, Alan Frederick Carroll, Kenneth Warren Hang, Yueli Wang
  • Publication number: 20100258165
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells.
    Type: Application
    Filed: April 8, 2010
    Publication date: October 14, 2010
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Alan Frederick Carroll, Brian J. Laughlin, Kenneth Warren Hang, Yueli Wang
  • Publication number: 20100236621
    Abstract: An objective of this present invention is to provide a conductive paste that could obtain good electrical property, for example series resistance in an electrode. An aspect of the present invention relates to a conductive paste which comprises electrically conductive powder; glass frit which comprises, based on weight percent (wt %) of the glass frit, 8-26 wt % of SiO2, 0.1-5 wt % of Al2O3, and 73-90 wt % of lead compound, wherein lead fluoride is contained in the range of 5-28 wt % based on the total weight of the lead compound; and organic medium.
    Type: Application
    Filed: March 18, 2010
    Publication date: September 23, 2010
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Takuya Konno, Hisashi Matsuno, Brian J. Laughlin
  • Publication number: 20090301554
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells. The thick film conductor compositions include one or more electrically functional powders and one or more glass frits dispersed in an organic medium. The thick film compositions may also include one or more additive(s). Exemplary additives may include metals, metal oxides or any compounds that can generate these metal oxides during firing.
    Type: Application
    Filed: June 8, 2009
    Publication date: December 10, 2009
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Takuya Konno, Brian J. Laughlin, Hisashi Matsuno
  • Publication number: 20090301553
    Abstract: The invention relates to glass compositions useful in conductive pastes for silicon semiconductor devices and photovoltaic cells. The thick film conductor compositions include one or more electrically functional powders and one or more glass frits dispersed in an organic medium. The thick film compositions may also include one or more additive(s). Exemplary additives may include metals, metal oxides or any compounds that can generate these metal oxides during firing.
    Type: Application
    Filed: June 8, 2009
    Publication date: December 10, 2009
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Takuya Konno, Brian J. Laughlin, Hisashi Matsuno
  • Publication number: 20090101199
    Abstract: The present invention is directed to a thick film conductive composition comprising: (a) electrically conductive silver powder; (c) fluorine-containing glass frit; dispersed in (d) organic vehicle and devices made therefrom.
    Type: Application
    Filed: October 20, 2008
    Publication date: April 23, 2009
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: ALAN FREDERICK CARROLL, KENNETH WARREN HANG, BRIAN J. LAUGHLIN, YUELI WANG