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:
Oct. 11, 2011
Filed:
Aug. 03, 2005
Applicants:
Kumi Hasegawa, Numazu, JP;
Mitsuo Aoki, Numazu, JP;
Minoru Masuda, Numazu, JP;
Hyo Shu, Mishima, JP;
Inventors:
Kumi Hasegawa, Numazu, JP;
Mitsuo Aoki, Numazu, JP;
Minoru Masuda, Numazu, JP;
Hyo Shu, Mishima, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
A full color toner containing a binder resin, a release agent and a colorant is provided, wherein the binder resin contains a polyester resin containing a hybrid resin containing one or more vinyl group polymer units and one or more polyester units, and wherein the content A of the hybrid resin and the content B of the release agent satisfy the following relationship: B/2≦A≦3B.