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. 22, 2011
Filed:
May. 09, 2007
Masahiko Nakamura, Hachioji, JP;
Masahiro Anno, Hachioji, JP;
Kaori Soeda, Hino, JP;
Tomoko Mine, Hino, JP;
Kenichi Onaka, Hachioji, JP;
Eiichi Yoshida, Hino, JP;
Masahiko Nakamura, Hachioji, JP;
Masahiro Anno, Hachioji, JP;
Kaori Soeda, Hino, JP;
Tomoko Mine, Hino, JP;
Kenichi Onaka, Hachioji, JP;
Eiichi Yoshida, Hino, JP;
Konica Minolta Business Technologies, Inc., Tokyo, JP;
Abstract
An electrophotographic image forming method is disclosed. In the method electrostatic latent image is developed by a non-magnetic single-component developing system, in which a non-magnetic single-component developer is conveyed by a developer carrying member, the developer carrying member is contacted with a developer layer regulation member for regulating an amount of the developer at the surface of the developer carrying member, and a binder resin of the developer comprises a vinyl polymer having an acid value of from about 5 to about 30 mgKOH/g and a ratio of hydroxyl group value/acid values from about 0.3 to about 0.8.