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:
Jul. 30, 2024

Filed:

Sep. 27, 2022
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Hideki Ishida, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/043 (2006.01); G03G 15/00 (2006.01); H04N 1/04 (2006.01); H04N 1/29 (2006.01);
U.S. Cl.
CPC ...
G03G 15/043 (2013.01); G03G 15/5058 (2013.01); G03G 15/5062 (2013.01); H04N 1/04 (2013.01); H04N 1/29 (2013.01); H04N 2201/0081 (2013.01);
Abstract

An image forming apparatus includes a light scanning device, a developing portion, a control portion and a storage portion. The storage portion stores an evaluation chart. The evaluation chart includes a first evaluation pattern and a second evaluation pattern. The first evaluation pattern includes a first patch row. The first patch row is formed by arranging a plurality of first evaluation patches. The first evaluation patch includes a first dot row, a second dot row and an auxiliary dot row. The second evaluation pattern includes a second patch row. The second patch row is formed by arranging a plurality of second evaluation patches.


Find Patent Forward Citations

Loading…