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:
Nov. 20, 2001
Filed:
Feb. 19, 1999
Applicant:
Inventors:
Michael J. Barbour, Corvallis, OR (US);
Jeffery S. Beck, Corvallis, OR (US);
George H Corrigan, III, Corvallis, OR (US);
Adam L. Ghozeil, Corvallis, OR (US);
Richard I Klaus, Ridgefield, WA (US);
Assignee:
Hewlett-Packard Company, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/938 ; B41J 2/05 ;
U.S. Cl.
CPC ...
B41J 2/938 ; B41J 2/05 ;
Abstract
The present invention is a printing system and method having a printhead assembly that controls firing operations of an inkjet printhead. In particular, the system and method control the firing and timing decisions pertaining to ink drop ejection through the use of various types of delays. The printing system includes a controller, a power supply and a printhead assembly. The printhead assembly includes a memory device and distributive processor integrated with an ink driver head.