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. 14, 2017
Filed:
Jan. 25, 2016
Hiroyuki Fujikawa, Yokohama, JP;
Kunihiko Nakamura, Gotemba, JP;
Nozomu Komatsu, Toride, JP;
Kosuke Fukudome, Tokyo, JP;
Yoshiaki Shiotari, Mishima, JP;
Takayuki Itakura, Mishima, JP;
Hiroyuki Fujikawa, Yokohama, JP;
Kunihiko Nakamura, Gotemba, JP;
Nozomu Komatsu, Toride, JP;
Kosuke Fukudome, Tokyo, JP;
Yoshiaki Shiotari, Mishima, JP;
Takayuki Itakura, Mishima, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A toner having toner particles, each of which contains a binder resin, a wax and inorganic fine particles, wherein the inorganic fine particles are fixed at the surface of the toner particles as a result of a surface treatment by hot air, and the degree of uneven distribution of wax in the toner is controlled in a depth direction of the toner, from the toner surface towards a toner central portion.