Inventor
IWAKI TAKAAKI
JP10 patents
Patents
10 patentsUS6144492ANov 7, 2000
Optical block and display unit
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US6614594B2Sep 2, 2003
Projection panel assembly, projection apparatus, and production method thereof
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US5944401AAug 31, 1999
Optical block and liquid crystal projector
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US7460299B2Dec 2, 2008
Rear projection display apparatus and transmission type screen
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US7535637B2May 19, 2009
Fresnel lens sheet, transmission type screen and rear projection type display apparatus
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US7116498B2Oct 3, 2006
Projection optical system and image projection apparatus
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US7379240B2May 27, 2008
Rear projection-type screen and rear projection-type image display device
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US7554729B2Jun 30, 2009
Rear projection display apparatus and transmission type screen
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US7499213B2Mar 3, 2009
Rear projection display apparatus and transmission type screen
SONY CORP6 citations60
US7525728B2Apr 28, 2009
Transmissive screen and rear projection display apparatus
SONY CORP5 citations58