LandOfFree - US Patents - Listing for Optics: image projectors,Cabinet encloses projector and one side of screen,Focus or variable magnification

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Film projection system

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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Focus and aim device and method for image projection

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Reexamination Certificate

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Image expander for rear-screen projectors

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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Image projector forming scrolling image

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Reexamination Certificate

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Lens moving device for opaque reader

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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Micro display with magnifier

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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Projecting apparatus

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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Projection lens unit and rear projection type image display...

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Reexamination Certificate

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Projection lens unit and rear projection type image display...

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Reexamination Certificate

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Projection type display apparatus

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Reexamination Certificate

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Variable conjugate optical system

Optics: image projectors – Cabinet encloses projector and one side of screen – Focus or variable magnification

Patent

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