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2024
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Invention
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A focusing metasurface-based reflector for image rendering.
An ultrathin reflective metalens, th... |
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2022
|
Invention
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Diffractive displays. The present disclosure provides a diffractive display for displaying a diff... |
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2021
|
Invention
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Optical diffractive display. A diffractive display for displaying images displayed at a view zone... |
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Invention
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Banknote, identification card, passport, check, security document, government stamp, vehicle regi... |
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2019
|
Invention
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Nano-structures patterned on micro-structures. Described are optical elements or displays using m... |
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2018
|
Invention
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Methods for micro and nano fabrication by selective template removal. A method to remove selected... |
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Invention
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Methods for micro and nano fabrication by selective template removal. A method to remove se... |
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2016
|
Invention
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Color image display devices comprising structural color pixels that are selectively activated and... |
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Invention
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Optical devices, and their use for security and authentication.
Disclosed herein are optical dev... |
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Invention
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Optical devices, and their use for security and authentication. Disclosed herein are optical devi... |
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Invention
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Security device. A security device with multiple layers. A substrate provides the backing to a fi... |
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|
Invention
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Security device. A security device with multiple layers. A substrate provides the backing ... |
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2015
|
Invention
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Methods for fabricating color image display devices comprising structural color pixels from a gen... |
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2014
|
Invention
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Nano-media information carrier based on pixelated nano-structures combined with an intensity cont... |
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Invention
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Nanostructure array diffractive optics for rgb and cmyk color displays. An RGB and/or CMYK full c... |
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Invention
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Nanostructure array diffractive optics for motion and animation display. A motion and animation d... |
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2013
|
Invention
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Method for fabrication of nano-structures. Methods of fabricating nano-structures on a substrate ... |
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2011
|
Invention
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Optically variable devices, their production and use. Security documents often incorporate optica... |
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2010
|
Invention
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Security devices, their production and use. Security documents, such as passports, bank notes and... |
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|
Invention
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Ionic polymer metal composite capacitor.
An ionic polymer metal composite
(IPMC)... |
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Invention
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Security document with electroactive polymer power source and nano-optical display.
A ... |
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Invention
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Security device. A security device for authenticating bank notes, documents and other items... |
