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. 03, 2008

Filed:

Aug. 28, 2007
Applicants:

Yasukazu Ayaki, Kanagawa-ken, JP;

Takeshi Ikeda, Shizuoka-ken, JP;

Tomohito Ishida, Shizuoka-ken, JP;

Nobuyuki Itoh, Shizuoka-ken, JP;

Inventors:

Yasukazu Ayaki, Kanagawa-ken, JP;

Takeshi Ikeda, Shizuoka-ken, JP;

Tomohito Ishida, Shizuoka-ken, JP;

Nobuyuki Itoh, Shizuoka-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides: a toner kit having a deep toner and a pale toner which are separated from each other, wherein: the deep toner and the pale toner satisfy prescribed conditions for an L*a*b* color coordinate system where a* represents a hue in the red-green direction, b* represents a hue in the yellow-blue direction, and L* represents a lightness; the pale toner and the deep toner to be used in the toner kit; and a method for forming an image using the toner kit. Thus, the present invention can form a high quality image, while suppressing graininess and roughness over the areas covering from the low density area to the high density area.


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