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. 01, 2013
Filed:
Mar. 05, 2012
Applicants:
Susumu Chiba, Shizuoka, JP;
Hiroshi Yamashita, Shizuoka, JP;
Masaki Watanabe, Shizuoka, JP;
Satoyuki Sekiguchi, Shizuoka, JP;
Daisuke Asahina, Shizuoka, JP;
Inventors:
Susumu Chiba, Shizuoka, JP;
Hiroshi Yamashita, Shizuoka, JP;
Masaki Watanabe, Shizuoka, JP;
Satoyuki Sekiguchi, Shizuoka, JP;
Daisuke Asahina, Shizuoka, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
Abstract
A toner including a colorant and a binder resin is provided. The binder resin includes a polyester resin having a glass transition temperature of 18 to 40° C., a weight average molecular weight of 10,000 to 100,000, and a flow beginning temperature of 70 to 120° C. The toner has a volume average particle diameter of 3 to 10 μm.