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:
Aug. 30, 2016

Filed:

Jul. 31, 2015
Applicants:

Susumu Momma, Kanagawa, JP;

Kazuya Miyagaki, Kanagawa, JP;

Koji Masuda, Kanagawa, JP;

Hidemasa Suzuki, Kanagawa, JP;

Inventors:

Susumu Momma, Kanagawa, JP;

Kazuya Miyagaki, Kanagawa, JP;

Koji Masuda, Kanagawa, JP;

Hidemasa Suzuki, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); H01L 27/146 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14625 (2013.01); G03G 15/2053 (2013.01); G03G 15/553 (2013.01); G03G 15/2039 (2013.01); H01L 27/14618 (2013.01);
Abstract

A reflective optical sensor for detecting surface information on a moving element moving in a certain direction includes at least one light emitter, a light emitting lens provided between the light emitter and a surface of the moving element and formed to become conjugated with the light emitter in the moving direction of the moving element in a longer distance from the light emitter than in a vertical direction relative to the moving direction, at least one light receiver, and a light receiving lens provided between the light receiver and the surface of the moving element.


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