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. 13, 2007
Filed:
Jan. 23, 2004
Applicants:
Nobuhiro Miyakawa, Nagano, JP;
Mikio Furumizu, Nagano, JP;
Inventors:
Nobuhiro Miyakawa, Nagano, JP;
Mikio Furumizu, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides an image-forming apparatus comprising: at least one latent image holding member on which an electrostatic latent image is to be formed; developing devices having toners of different colors for developing the electrostatic latent image on the latent image holding member to form a toner image; and an intermediate transfer medium onto which the thus formed toner image is to be transferred, wherein the intermediate transfer medium has a work function smaller than or equal to the work function of each of the toners.