Patent · US Expired

Electrochromic device based on nanocrystalline materials

US7508009B2 · kind B2 · utility

3Cited by

3References

12Claims

0Family size

Assignee

Ntera Limited · IE

Inventors

Marten Edwards · Uppsala, SE
Anders Hagfeldt · Morges, CH
Gerrit Boschloo · Uppsala, SE
Sten-Erik Lindqvist · Uppsala, SE

Key dates

Filing date	Aug 2, 2001
Grant date	Mar 24, 2009
Priority date	—
Expiry date	Sep 17, 2021

Classification

Technology area (CPC G)Physics
CPC primaryG02F2202/36
WIPO fieldOptics
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.