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2021
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G/S
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Planetarium projectors |
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2017
|
Invention
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Image projection device and planetarium apparatus using same. The present invention implements th... |
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2016
|
G/S
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3D color digital dome projection apparatus comprised of video projectors, computer hardware, comp... |
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2014
|
Invention
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Fixed-star projection cylinder.
A fixed-star projection cylinder capable of reproducing a color ... |
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2005
|
Invention
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Video projector for dome screen. A video projector projects an image without reducing the resolut... |
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2004
|
G/S
|
PLANETARIUM SYSTEMS COMPRISED OF PHOTOGRAPHIC PROJECTORS FOR PROJECTING STARS, COMPUTER HARDWARE ... |
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|
G/S
|
Planetariums; planetarium systems comprised of apparatus for projecting stars, computer hardware ... |
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2002
|
Invention
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Projector for use in planetarium. Provision of a projector used for a planetarium which is capabl... |
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Invention
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Planetarium. A planetarium has a planet projection system comprising: a rotatable stage positione... |
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|
G/S
|
planetarium systems comprised of photographic projectors for projecting stars, computer hardware ... |
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1999
|
Invention
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Image projection system for dome surface.
An image to be projected is deformed t... |
|
|
Invention
|
Image projection system for dome surface. An image to be projected is deformed to obtain a projec... |
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1996
|
G/S
|
Planetariums; planetarium systems, namely, film projectors, slide projectors, video projectors, c... |
