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Hirouchi; Yasuyuki
Osaka, JP
No. of patents:

Patent Number Title Of Patent Date Issued
7850309 Projection type image display apparatus December 14, 2010
Elements of an optical system (12) of a projection type image display apparatus are stored in an optical system storage (46) having an upper opening in such a way that the optical element to be arranged close to a light source is fitted in the frame provided in the high-temperature r

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