Patents by Inventor Kosuke Tsunoda

Kosuke Tsunoda 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).

  • Conductive paste composition for solar cells and solar cell
    Patent number: 9312045
    Abstract: A conductive paste composition for a solar cell contains a conductive powder, a glass frit, and a vehicle. The glass fit includes glass containing SO2 within a range of 0.05 to 5.0 (mol %) in terms of oxide.
    Type: Grant
    Filed: June 22, 2012
    Date of Patent: April 12, 2016
    Assignee: NORITAKE CO., LIMITED
    Inventors: Yasushi Yoshino, Yusuke Kawamoto, Kosuke Tsunoda
  • LEAD-FREE CONDUCTIVE PASTE COMPOSITION FOR SOLAR CELLS
    Publication number: 20140239238
    Abstract: A lead-free conductive paste composition for a solar cell contains a conductive powder, a glass frit, and a vehicle, the glass frit including at least one type of lead-free glass containing Bi2O3 from 10 to 32 (mol %), ZnO from 15 to 30 (mol %), SiO2 from 15 to 26 (mol %), B2O3 from 5 to 18 (mol %), Li2O, Na2O, and K2O from 12 to 25 (mol %) in total, Al2O3 from 2 to 10 (mol %), TiO2 from 0 to 6 (mol %), ZrO2 from 0 to 5 (mol %), 0 to 6 (mol %) P2O5 and 0 to 4 (mol %) Sb2O3 making a total of 0 to 6 (mol %), and CeO2 from 0 to 5 (mol %) at proportions within the respective ranges relative to the whole glass composition in terms of oxide.
    Type: Application
    Filed: July 27, 2012
    Publication date: August 28, 2014
    Applicant: NORITAKE CO., LIMITED
    Inventors: Kosuke Tsunoda, Yuko Suzuki, Takayuki Aoyama
  • CONDUCTIVE PASTE COMPOSITION FOR SOLAR CELLS AND SOLAR CELL
    Publication number: 20140225045
    Abstract: A conductive paste composition for a solar cell contains a conductive powder, a glass frit, and a vehicle. The glass fit includes glass containing SO2 within a range of 0.05 to 5.0 (mol %) in terms of oxide.
    Type: Application
    Filed: June 22, 2012
    Publication date: August 14, 2014
    Applicant: NORITAKE CO., LIMITED
    Inventors: Yasushi Yoshino, Yusuke Kawamoto, Kosuke Tsunoda