Patents by Inventor Tobias Törndahl

Tobias Törndahl 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).

  • Thin Film Photovoltaic Solar Cells
    Publication number: 20130037100
    Abstract: A thin film photovoltaic solar cell (1) comprises a back contact (11), a multicompound absorber layer (12), and a window layer (16). The multicompound absorber layer (12) is of a ternary or quaternary absorber material and at least one layer of the window layer (16) is a Zn—Sn—O layer with usual impurities. The thin film photovoltaic solar cell (1) is typically provided on a glass substrate (10).
    Type: Application
    Filed: April 8, 2011
    Publication date: February 14, 2013
    Inventors: Charlotte Platzer Björkman, Tobias Törndahl, Adam Hultqvist