Patents by Inventor Stephan C. Schmidt

Stephan C. Schmidt 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 display device with power leads insulated from the electrochromic medium
    Patent number: 6631023
    Abstract: Electrochromic display device comprising a pair of glass or plastic plates or plastic films of which at least one plate or film or both plates or films is/are provided on one side each with an electrically conducting coating. At least one plate or film and its conductive coating is transparent. On at least one of the two plates or films, the electrically conductive layer is divided into separate segments which are individually connected to a power source and each has an electric lead from the edge of the device. The plates or films are joined via a sealing ring on the sides on which they are conductively coated. The volume formed by the two plates or films and the sealing ring is filled with an electrochromic medium. The electric leads to the segments are electrically insulated from the electrochromic medium.
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: October 7, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Horst Berneth, Uwe Claussen, Ralf Neigl, Dietrich Haarer, Stephan C. Schmidt, Wolfgang Jacobsen