Patents by Inventor Sandra Zivanovic

Sandra Zivanovic 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).

  • Polymer-nanocrystal quantum dot composites and optoelectronic devices
    Patent number: 7887720
    Abstract: Disclosed are compositions including semiconducting polymers and quantum dot nanocrystals. Also disclosed are optoelectronic devices prepared from semiconducting polymers and quantum dot nanocrystals. Also are disclosed methods of increasing the quantum efficiency in optoelectronic devices and methods of generating a photocurrent.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: February 15, 2011
    Assignees: The Trustees of the University of Pennsylvania, Louisiana Tech University Foundation, Inc.
    Inventors: Marija Drndic, Sandra Zivanovic, Difei Qi
  • Polymer-nanocrystal quantum dot composites and optoelectronic devices
    Patent number: 7811479
    Abstract: Disclosed are compositions including semiconducting polymers and quantum dot nanocrystals. Also disclosed are optoelectronic devices prepared from semiconducting polymers and quantum dot nanocrystals. Also are disclosed methods of increasing the quantum efficiency in optoelectronic devices and methods of generating a photocurrent.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: October 12, 2010
    Assignee: The Trustees Of The University Of Pennsylvania
    Inventors: Marija Drndic, Sandra Zivanovic, Difei Qi