The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 07, 2006

Filed:

Jul. 09, 2003
Applicants:

Junichi Nakano, Hachioji, JP;

Hiroshi Miyajima, Hachioji, JP;

Daisuke Matsuo, Hachioji, JP;

Kenzi Murakami, Hino, JP;

Mitsuchika Saito, Kawasaki, JP;

You Kondoh, Yamato, JP;

Tsutomu Takenaka, Hachioji, JP;

Yasuhisa Kaneko, Kawasaki, JP;

Inventors:

Junichi Nakano, Hachioji, JP;

Hiroshi Miyajima, Hachioji, JP;

Daisuke Matsuo, Hachioji, JP;

Kenzi Murakami, Hino, JP;

Mitsuchika Saito, Kawasaki, JP;

You Kondoh, Yamato, JP;

Tsutomu Takenaka, Hachioji, JP;

Yasuhisa Kaneko, Kawasaki, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is directed to a photoconductive switch module. The photoconductive switch module comprises a first substrate having light-emitting elements, and a second substrate having photoconductive switch elements, whose number is equal to that of the light-emitting elements. The light-emitting elements face the photoconductive switch elements, so that the photoconductive switch elements are turned on/off in accordance with lighting/extinction of the light-emitting elements. The photoconductive switch module further comprises a third substrate arranged between the first substrate and the second substrate. The third substrate has through holes, whose number is equal to that of the light-emitting elements. Each through hole is positioned between a light-emitting element and a photoconductive switch element facing each other. Drive light emitted from each light-emitting element travels to the photoconductive switch element via the through hole.


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