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:
Aug. 31, 1982
Filed:
Nov. 05, 1980
Shunichi Ishihara, Kodaira, JP;
Nobuo Kitajima, Toride, JP;
Yuji Nishigaki, Kawasaki, JP;
Nobuko Kitahara, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An electrophotographic method for color image formation, wherein use is made of an electrophotographic photosensitive member having a multitude of isolated electrically conductive members for forming image elements, a photoconductive layer, and a multitude of sets of electrodes for determining an electric potential of the isolated electrically conductive members in correspondence to a color image original, each set of electrodes comprising a non-transparent electrode, a transparent electrode, and color filter electrodes, and wherein a voltage is applied across the electrodes followed by development.