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. 09, 2003
Filed:
Nov. 21, 2001
Applicant:
Inventor:
Clemens Theodorus Weijkamp, Zijtaart, NL;
Assignee:
Oce-Technologies B.V., MA Venlo, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/21 ;
U.S. Cl.
CPC ...
B41J 2/21 ;
Abstract
A method of color printing with an ink jet printer having a printhead which is reciprocatingly moved in forward and return scan passes in a main scanning direction, in which an even number of nozzle arrays is provided for each of at least two colors, and said nozzle arrays are symmetrically arranged in the main scanning direction, wherein, for printing a single pixel composed of at least two colors with high density, ink dots of each of these colors are formed in even numbers by activating the corresponding nozzles of the symmetrically arranged arrays at appropriate timings in the same scan pass of the printhead.