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. 02, 2004
Filed:
May. 30, 2003
Applicant:
Inventors:
Ronald A. Askeland, San Diego, CA (US);
James A. Feinn, San Diego, CA (US);
David D. Helfrick, San Diego, CA (US);
Jason R. Arbeiter, Poway, CA (US);
Jason Quintana, Brush Prairie, WA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/938 ; B41J 2/65 ;
U.S. Cl.
CPC ...
B41J 2/938 ; B41J 2/65 ;
Abstract
The present invention includes as one embodiment an inkjet printing method for decreasing print banding in a thermal inkjet printhead having a plurality of substrates with adjacent overlapping and non-overlapping regions between the substrates, the method comprising synchronizing a difference in time delay between ink ejected from the adjacent overlapping and non-overlapping regions of each substrate to reduce the difference.