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.

Patent No.:

US 9229355 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2016

Filed:

Aug. 28, 2014
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Yuta Nito, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 15/14 (2006.01); B41J 27/00 (2006.01); G03G 15/043 (2006.01);
U.S. Cl.
CPC ...
G03G 15/043 (2013.01);
Abstract

A method for generating a BD signal and identifying a reflection surface after a polygonal mirror has reached approximately constant rotation speed increases time to start image formation because the step of generating the BD signal is needed. An image forming apparatus identifies a reflection surface on which a light beam is incident by using the period of an FG signal.


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Nito, Yuta. (2016). Image forming apparatus that identifies a reflection surface of a rotating polygon mirror on which a light beam is incident (U.S. Patent No. 9229355). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9229355

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