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:
Jun. 10, 2014

Filed:

Sep. 13, 2010
Applicants:

Shin Yasuda, Kanagawa, JP;

Keishi Shimizu, Kanagawa, JP;

Inventors:

Shin Yasuda, Kanagawa, JP;

Keishi Shimizu, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13 (2006.01); G02F 1/135 (2006.01);
U.S. Cl.
CPC ...
Abstract

An exposing device includes: a first light-emitting element that emits first light; a second light-emitting element that emits second light; and a liquid crystal panel that is disposed between the first and second light-emitting elements and a photoreceptor body to be exposed to the second light, and focuses the second light on the photoreceptor body by a convex refractive index distribution that is formed in the liquid crystal panel by an orientation variation that is caused by illumination with the first light.


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