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:
Oct. 08, 2002
Filed:
Sep. 08, 2000
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A developing apparatus includes a developer carrying member carrying thereon a developer having a magnetic substance. The developer carried on the developer carrying member contacts an image holding member in a developing portion. A regulating member abuts against the developer carried on the developer carrying member and regulates the layer thickness of the developer carried on the developer carrying member. A DC electric field forming unit forms a DC electric field between the developer carrying member and the regulating member. The intensity of the electric field formed between the developer carrying member and the regulating member being 10×10 to 28.3×10 (V/m).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile