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:
Jun. 02, 2015
Filed:
Apr. 19, 2012
Applicants:
Andrew L. Van Brocklin, Corvallis, OR (US);
Adam L. Ghozeil, Corvallis, OR (US);
Mark Hunter, Portland, OR (US);
Scott A. Linn, Corvallis, OR (US);
Inventors:
Andrew L. Van Brocklin, Corvallis, OR (US);
Adam L. Ghozeil, Corvallis, OR (US);
Mark Hunter, Portland, OR (US);
Scott A. Linn, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); B41J 2/045 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04541 (2013.01); B41J 2/0451 (2013.01); B41J 2/0458 (2013.01); B41J 2/14153 (2013.01); B41J 2002/14354 (2013.01);
Abstract
Determining an issue in an inkjet nozzle may include activating a drive bubble formation mechanism in an ink chamber to eject an ink droplet through the inkjet nozzle and measuring the drive bubble in the ink chamber after the drive bubble formation mechanism is activated.