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:
Apr. 17, 2018
Filed:
Nov. 29, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Satoshi Arimura, Toride, JP;
Yusuke Hasegawa, Suntou-gun, JP;
Tomohisa Sano, Mishima, JP;
Yoshitaka Suzumura, Mishima, JP;
Takuma Ikejiri, Suntou-gun, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A toner comprising a binder resin, a crystalline material, and a colorant, wherein, in a cross section image of the toner, when R (μm) is a long axis of the toner, r (μm) is a long axis of a crystalline material domain, domain A is a domain satisfying formula (ii), and domain B is a domain satisfying formula (iii), the toner in which the domain A and the domain B are both present is at least 50 number %; an number average diameter Rof the long axis of the toner satisfies formula (i); and a number of domain B per toner cross section of one toner is 20 to 300.4 μm≤≤12 μm  (i)0.125≤≤0.375  (ii)0.000625≤≤0.0625  (iii)