Electrical color control film and vehicle outer panel
US11809053B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Mar 21, 2022 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Mar 21, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/50
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrical color control film includes: an underlying layer located on a metal plate; a first transparent conductive layer located on the underlying layer; an electrochromic layer located on the first transparent conductive layer; and a second transparent conductive layer located on the EC layer. The EC layer is configured in such a manner that color of the EC layer is controlled by electricity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.