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Electrochromic metal oxides

  • US 6,165,388 A
  • Filed: 02/24/1999
  • Issued: 12/26/2000
  • Est. Priority Date: 12/26/1995
  • Status: Expired due to Fees
First Claim
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1. A method of producing an electrochromic contrast ratio greater than 1.2 by applying an electrochemical potential to particulate doped tin oxide in contact with mobile ions, thereby electrochromically activating said doped tin oxide particles, wherein said activated doped tin oxide electrochromically exhibits a contrast ratio greater than 1.2.

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