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:
Aug. 29, 2006
Filed:
Sep. 26, 2003
Applicants:
Volker Smektala, Camas, WA (US);
Erik D. Ness, Vancouver, WA (US);
Naoto A. Kawamura, Corvallis, OR (US);
Inventors:
Volker Smektala, Camas, WA (US);
Erik D. Ness, Vancouver, WA (US);
Naoto A. Kawamura, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01);
U.S. Cl.
CPC ...
Abstract
Systems, methods, and devices are provided for printhead calibration. A method includes printing a swath. A temperature rise of a printhead is measured during the swath and an operating energy of the printhead is calibrated based on the measured temperature rise while performing a non-test print job.