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. 02, 2005

Filed:

Dec. 27, 2002
Applicants:

Hiroto Higuchi, Numazu, JP;

Mitsuo Aoki, Numazu, JP;

Fumihiro Sasaki, Fuji, JP;

Naohito Shimota, Shizuoka-ken, JP;

Kumi Hasegawa, Numazu, JP;

Bing Shu, Mishima, JP;

Maiko Kondo, Numazu, JP;

Shinya Nakayama, Numazu, JP;

Inventors:

Hiroto Higuchi, Numazu, JP;

Mitsuo Aoki, Numazu, JP;

Fumihiro Sasaki, Fuji, JP;

Naohito Shimota, Shizuoka-ken, JP;

Kumi Hasegawa, Numazu, JP;

Bing Shu, Mishima, JP;

Maiko Kondo, Numazu, JP;

Shinya Nakayama, Numazu, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G009/08 ;
U.S. Cl.
CPC ...
Abstract

A toner for developing an electrostatic latent image, comprising a colorant, a releasing agent and a binder resin, wherein said binder resin comprises a first, non-linear resin, a second, linear resin, and a modified wax comprising a wax moiety and a vinyl polymer moiety having an ester group content of 8 to 30% by weight based on the weight of the vinyl polymer moiety.


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