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:
Sep. 14, 1993
Filed:
Mar. 06, 1992
Applicant:
Inventors:
Kiyoshi Ohshima, Yokohama, JP;
Yoshiyumi Tamiya, Yokohama, JP;
Kenichi Shimizu, Kawasaki, JP;
Tadahiro Suzuki, Kawasaki, JP;
Kazuaki Iizuka, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355317 ; 101193 ; 346157 ; 355326 ;
Abstract
A color image forming apparatus of the type recording a register mark on a recording medium for registering the leading edges of images of respective colors to form a color image. The apparatus forms the register mark on the medium outside of the effective area of a main image and such that the mark extends perpendicular to an intended direction of medium feed. The register mark is developed in cyan and in the highest density to insure accurate register of colors. The register mark is cut off together with the leading edge of the medium.