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:
Feb. 25, 2020
Filed:
Aug. 28, 2017
Applicant:
Hewlett-packard Development Company, L.p., Fort Collins, CO (US);
Inventors:
Darryl E. Anderson, Corvallis, OR (US);
George H. Corrigan, Corvallis, OR (US);
Scott A. Linn, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/14 (2006.01); B41J 2/175 (2006.01); B41J 2/145 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0451 (2013.01); B41J 2/0458 (2013.01); B41J 2/04501 (2013.01); B41J 2/04581 (2013.01); B41J 2/04586 (2013.01); B41J 2/145 (2013.01); B41J 2/14153 (2013.01); B41J 2/175 (2013.01); B41J 2202/20 (2013.01); B41J 2202/21 (2013.01);
Abstract
One example provides a printhead including a plurality of printhead dies, each printhead die including at least one crack sense resistor. At least one analog bus is connected to each printhead die, the at least one analog bus to output voltages to facilitate a printer controller to determine whether at least one of the printhead dies is cracked.