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 8548343 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 01, 2013

Filed:

Feb. 17, 2011
Applicants:

Keisuke Isoda, Osaka, JP;

Tadashi Ohba, Osaka, JP;

Masaru Watanabe, Osaka, JP;

Atsushi Ishizaki, Osaka, JP;

Hiroki Tanaka, Osaka, JP;

Inventors:

Keisuke Isoda, Osaka, JP;

Tadashi Ohba, Osaka, JP;

Masaru Watanabe, Osaka, JP;

Atsushi Ishizaki, Osaka, JP;

Hiroki Tanaka, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G01B 11/14 (2006.01); G03G 15/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus including an image carrying member, a detecting section, and a linear-speed deriving section. The image carrying member carries a toner image. The detecting section detects passages of a mark, provided on the image carrying member, at a plurality of predetermined detection positions. The linear-speed deriving section determines a linear speed of the image carrying member from times at which the detecting section detects the passage of the mark.


Find Patent Forward Citations

Isoda, Keisuke. (2013). Image forming apparatus and method of measuring linear speed (U.S. Patent No. 8548343). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8548343

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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