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.:
Date of Patent:
Mar. 28, 2006
Filed:
Apr. 29, 2003
Applicants:
Tsuyoshi Uchida, Hino, JP;
Masafumi Uchida, Hachioji, JP;
Michiaki Ishikawa, Sagamihara, JP;
Takao Yamanouchi, Sagamihara, JP;
Ryuji Kitani, Hino, JP;
Yasuko Yamauchi, Hachioji, JP;
Inventors:
Tsuyoshi Uchida, Hino, JP;
Masafumi Uchida, Hachioji, JP;
Michiaki Ishikawa, Sagamihara, JP;
Takao Yamanouchi, Sagamihara, JP;
Ryuji Kitani, Hino, JP;
Yasuko Yamauchi, Hachioji, JP;
Assignee:
Konica Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrostatic photographic image forming toner is disclosed. The toner comprises a toner particle containing a binder resin and a colorant in which the binder resin has a specific softening point of from 105 to 132° C. and the toner particle has a hardness of from 6.0 to 24.0 mN and a circularity of from 0.92 to 0.99.