Device for the regulation of light transmission
US11971634B2 · kind B2 · utility
0Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2020 |
| Grant date | Apr 30, 2024 |
| Priority date | — |
| Expiry date | Dec 28, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/16
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a device for the regulation of light transmission. In particular, switchable windows and methods for their preparation are disclosed. The switchable windows include electrically switchable devices which in one optical switching state are capable of portraying closed patterns or images without the need for providing complex electrical contacting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.