LandOfFree - US Patents - Listing for Liquid crystal cells, elements and systems,Liquid crystal optical element

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Device and method for enhancing the viewing angle of a display

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal diffraction element

Patent

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Diffraction grating with electrically controlled periodicity

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal diffraction element

Reexamination Certificate

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Diffractive focusing using multiple selectively light opaque...

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal diffraction element

Reexamination Certificate

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Diffractive spatial light modulator and display

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal diffraction element

Reexamination Certificate

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Digital scanner employing recorded phase information and method

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal diffraction element

Patent

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Display having particular polarisation modifying layer

Liquid crystal cells – elements and systems – Liquid crystal optical element – Passive liquid crystal polarizer

Reexamination Certificate

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Display having particular polarisation modifying layer

Liquid crystal cells – elements and systems – Liquid crystal optical element – Passive liquid crystal polarizer

Reexamination Certificate

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Double-layer liquid crystal lens

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal lenses other than for eyewear

Reexamination Certificate

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Dual color guest-host polarizers and devices containing...

Liquid crystal cells – elements and systems – Liquid crystal optical element – Passive liquid crystal polarizer

Reexamination Certificate

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Dual liquid-crystal wavelength-selective optical switch

Liquid crystal cells – elements and systems – Liquid crystal optical element – Beam dividing switch formed from liquid crystal cell

Reexamination Certificate

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Dual range focus element

Liquid crystal cells – elements and systems – Liquid crystal optical element – Liquid crystal lenses other than for eyewear

Reexamination Certificate

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Dynamic gain equalizer

Liquid crystal cells – elements and systems – Liquid crystal optical element – Beam dividing switch formed from liquid crystal cell

Reexamination Certificate

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