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. 24, 2012
Filed:
Mar. 18, 2009
Applicant:
Masataka Maeda, Konan, JP;
Inventor:
Masataka Maeda, Konan, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image forming apparatus includes a liquid developer holding member and a bias voltage applying unit. The liquid developer holding member includes a conductive core member and a dielectric layer provided on an outer circumference of the core member, and the dielectric layer includes a dielectric material and has at least one concave portion formed on a surface thereof. The at least one concave portion of the dielectric layer holds therein a liquid developer containing a solid developer dispersed in a carrier liquid.