Patent · US Expired

Electrochromic device

US7397595B2 · kind B2 · utility

7Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 2005
Grant dateJul 8, 2008
Priority date
Expiry dateApr 28, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2001/1557
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This invention provides an electrochromic device which has superior coloration repeat properties, high light transmittance and small thickness. A film is provided comprising a first electrode and second electrode in the same plane, and an electrochromic region and electrolyte region laminated in this plane. The electrochromic region is provided on the second electrode, the electrolyte region is provided on the first electrode, and the boundary between the electrochromic region and electrolyte region lies in the planar direction of the film.

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