Abstract: An electrochromic device, comprising a first electrode (3), a second electrode (5) and an electrolyte (4) separating the electrodes (3, 5), where at least one of said first and second electrodes includes an electrically active structure which have an at least dual state visual appearance depending on the potential difference between the first and the second electrode.
Type:
Grant
Filed:
August 2, 2001
Date of Patent:
March 24, 2009
Assignee:
Ntera, Ltd.
Inventors:
Marten Edwards, Anders Hagfeldt, Gerrit Boschloo, Sten-Erik Lindqvist