Display switching device, information display device, display device for game machine, and switch
US12204203B2 · kind B2 · utility
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1References
35Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 25, 2022 |
| Grant date | Jan 21, 2025 |
| Priority date | — |
| Expiry date | Aug 25, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133607
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display switching device according to one or more embodiments may include a lens array including an array of a plurality of lenses and a display unit. Light from each of the plurality of light source positions transmits through a different position on the display unit and is focused by a corresponding lens. A transmittance on the display unit through which the light transmits differs depending on a position on the display unit. The transmittance at a position of a plurality of positions on the display unit is a transmittance of one of three or more types.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.