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:
May. 19, 1992
Filed:
Jan. 11, 1991
Kimihiko Higashio, Osaka, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Abstract
An electrophotographic copying apparatus including an image forming device for scanning an image of an original document so as to form an electrostatic latent image of the image of the original document on a photosensitive member, three or more developing devices for developing the latent image, a selecting device for selecting two of the developing devices, a region designating device for designating, for the two selected developing devices, regions of the latent image to be developed, respectively and a device for sequentially actuating, on the basis of the designated regions, the two selected developing devices during one scanning operation of the image forming device so as to form a two-color image.