LandOfFree - US Patents - Listing for Optical: systems and elements

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Lens retraction mechanism and method of the same

Optical: systems and elements – Lens – With variable magnification

Reexamination Certificate

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Lens select device and portable information terminal

Optical: systems and elements – Lens – With support

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens sheet and method for producing it

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

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Lens sheet and method for producing it

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens sheet and method for producing the same

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Reexamination Certificate

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Lens sheet and method of manufacturing the same

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Reexamination Certificate

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Lens sheet and producing method therefor

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

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Lens sheet and rear projection screen including the same

Optical: systems and elements – Projection screen – Embedded particles

Reexamination Certificate

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Lens sheet, projection screen using the same, and method of...

Optical: systems and elements – Projection screen – Embedded particles

Reexamination Certificate

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Lens sheet, transmission type screen, and rear projection...

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens sheets for rear projection screens

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens sheets for rear projection screens

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens shift mechanism and projection type video display

Optical: systems and elements – Lens – With support

Reissue Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens shift mechanism and projection type video display

Optical: systems and elements – Lens – With support

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens shutter mechanism

Optical: systems and elements – Lens – With light limiting or controlling means

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens structure without spherical aberration and stereoscopic cam

Optical: systems and elements – Lens – Including a nonspherical surface

Patent

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Lens structures for flux redistribution and for optical low...

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens structures, goggles employing same, methods of forming...

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element

Reexamination Certificate

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Lens substrate, a transmission screen and a rear projection...

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Lens support structure

Optical: systems and elements – Lens – With support

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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