US Patent 7414188 Co-sensitizers for dye sensitized solar cells

Patent 7414188 was granted and assigned to Konarka Technologies on August, 2008 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Konarka Technologies

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7414188

Date of Patent

August 19, 2008

Patent Application Number

10350919

Date Filed

January 24, 2003

Patent Primary Examiner

‌

Nam Nguyen

Patent abstract

Co-sensitizers that co-adsorb with a sensitizing dye to the surface of an interconnected semiconductor oxide nanoparticle material increase the efficiency of photovoltaic cells by improving their charge transfer efficiency and reducing the back transfer of electrons from the interconnected semiconductor oxide nanoparticle material to the sensitizing dye.