Optical: systems and elements – Holographic system or element – For producing or reconstructing images from multiple holograms
Reexamination Certificate
2007-01-30
2007-01-30
Assaf, Fayez G. (Department: 2872)
Optical: systems and elements
Holographic system or element
For producing or reconstructing images from multiple holograms
C359S558000, C359S004000, C369S112160
Reexamination Certificate
active
11000523
ABSTRACT:
A hologram recording medium is a hologram recording medium which is irradiated with light for recording information therein or reproducing information therefrom. The hologram recording medium has a recording layer made of a photo-sensitive material capable of preserving an optical interference pattern, a reflective layer disposed on one side of the recording layer opposite to the side on which an light beam impinges, and a quarter wavelength plate interposed between the recording layer and the reflective layer.
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Hashimoto Michikazu
Itoh Yoshihisa
Kubota Yoshihisa
Kuroda Kazuo
Ogasawara Masakazu
Assaf Fayez G.
Drinker Biddle & Reath LLP
Pioneer Corporation
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