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:
Dec. 01, 2015
Filed:
Apr. 14, 2011
Tsuyoshi Sugimoto, Shizuoka, JP;
Osamu Uchinokura, Shizuoka, JP;
Satoshi Ogawa, Nara, JP;
Junichi Awamura, Shizuoka, JP;
Satoshi Kojima, Shizuoka, JP;
Daisuke Ito, Shizuoka, JP;
Teruki Kusahara, Shizuoka, JP;
Daisuke Inoue, Shizuoka, JP;
Mamoru Hozumi, Miyagi, JP;
Shoko Sato, Miyagi, JP;
Tsuyoshi Sugimoto, Shizuoka, JP;
Osamu Uchinokura, Shizuoka, JP;
Satoshi Ogawa, Nara, JP;
Junichi Awamura, Shizuoka, JP;
Satoshi Kojima, Shizuoka, JP;
Daisuke Ito, Shizuoka, JP;
Teruki Kusahara, Shizuoka, JP;
Daisuke Inoue, Shizuoka, JP;
Mamoru Hozumi, Miyagi, JP;
Shoko Sato, Miyagi, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A toner including a binder resin which contains a crystalline polyester resin and a non-crystalline polyester resin, wherein the crystalline polyester resin has at least two diffraction peaks in a range of 20°<2θ<25° as detected by X-ray diffraction measurement, and has a melting point which is 60° C. or higher but lower than 80° C., and wherein the diffraction peaks each have a half width which is less than 1.0°.