Patents by Inventor Kei Mitzutani

Kei Mitzutani 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).

  • Laminate for dye-sensitized solar cell, electrode for dye-sensitized solar cell and method for producing it
    Patent number: 8604335
    Abstract: A laminate for dye-sensitized solar cell comprising a plastic film of which the thermal shrinkage in the machine direction thereof when heat-treated at 200° C. for 10 minutes is from ?1.5 to +0.5%, and a transparent conductive layer provided on the film, which comprises essentially indium oxide with zinc oxide added thereto and has a surface resistivity of at most 40 ?/square, may give a highly-durable and flexible, dye-sensitized solar cells having high photovoltaic power generation efficiency.
    Type: Grant
    Filed: October 13, 2005
    Date of Patent: December 10, 2013
    Assignees: Teijin Dupont Films Japan Limited, Teijin Limited
    Inventors: Koji Kubo, Rei Nishio, Hiroshi Hara, Kei Mitzutani