Optical functioning element using a transparent substrate with matching lattice constant

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United States of America Patent

PATENT NO 5117477
SERIAL NO

07645694

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Abstract

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An optical functioning element comprising: an optical functional element having a layer-stacked structure including a crystalline substance layer; a substrate for mounting the optical functional element; and an epitaxial growth layer of the crystalline substance formed between the optical functional element and the substrate. The substrate becomes transparent with respect to the light accessible to the optical functional element so that it becomes possible to optically access the functional element from both sides of the substrate without partly removing the substrate for passing through the light.

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO 143-8555
RICOH RESEARCH INSTITUTE OF GENERAL ELECTRONICS CO LTD A JOINT-STOCK COMPANY OF JAPANNO 5-10 AZA YOKATAKAMI TAKADATE KUMANODO NATORI-SHI MIYAGI-KEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Satoh, Shiro Ogawara, JP 7 79

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