Patents by Inventor Stephan G. Hansen

Stephan G. Hansen 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).

  • Electrochromic devices
    Patent number: 6906842
    Abstract: The invention includes many applications for electrochromic devices that require neutral colors and patterned electrodes. It uses novel materials, ways of making the materials, device configurations and applications. In one aspect, the device also includes electrical leads (115,116), transparent conductor layers (135,136), patterned EC layers (143,144), an etch line (99) and a substrate (125).
    Type: Grant
    Filed: May 24, 2001
    Date of Patent: June 14, 2005
    Assignees: Schott North America, Inc., Magna Donnelly Corporation
    Inventors: Anoop Agrawal, John P. Cronin, Todd J. Gudgel, Stephan G. Hansen, Raymond L. Zhang, Torsten Holdmann, Andrew R. Ingle, Juan Carlos L. Tonazzi, Yelena Feinstein
  • Electrochromic devices
    Publication number: 20030227664
    Abstract: The invention includes many applications for electrochromic devices that require neutral colors and patterned electrodes. It uses novel materials, ways of making the materials, device configurations and applications. In one aspect, the device also includes electrical leads (115,116), transparent conductor layers (135,136), patterned EC layers (143,144), an etch line (99) and a substrate (125).
    Type: Application
    Filed: November 13, 2002
    Publication date: December 11, 2003
    Inventors: Anoop Agrawal, John P. Cronin, Todd J. Gudgel, Stephan G. Hansen, Raymond L. Zhang, Torsten Holdmann, Andrew R. Ingle, Juan Carlos L. Tonazzi, Yelena Feinstein