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. 02, 2019
Filed:
Jul. 19, 2017
Applicant:
Oki Data Corporation, Tokyo, JP;
Inventor:
Manami Hiraide, Tokyo, JP;
Assignee:
Oki Data Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/09 (2006.01); G03G 9/087 (2006.01); G03G 15/08 (2006.01); G03G 9/08 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0926 (2013.01); G03G 9/0812 (2013.01); G03G 9/0817 (2013.01); G03G 9/0819 (2013.01); G03G 9/08755 (2013.01); G03G 9/09 (2013.01); G03G 9/0902 (2013.01); G03G 15/0858 (2013.01); G03G 9/0821 (2013.01); G03G 21/1807 (2013.01); G03G 21/1814 (2013.01); G03G 2215/0888 (2013.01);
Abstract
A developer including developer particles. Each developer particle includes a binder resin, a brilliant pigment whose principal component is aluminum, a yellow pigment, a magenta pigment, a reddish-orange fluorescent dye, and a yellow fluorescent dye. When an average particle diameter of the brilliant pigments included in the developer particles is expressed as D (μm), a number proportion of the developer particles having particle diameters in a range from 4 μm to 1.2×D μm in the whole developer particles is less than or equal to 4%.