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:
May. 02, 2017
Filed:
Apr. 09, 2012
Applicant:
Stephan R. Clark, Albany, OR (US);
Inventor:
Stephan R. Clark, Albany, OR (US);
Assignee:
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); B41J 2/125 (2006.01); B41J 2/12 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
B41J 2/125 (2013.01); B41J 2/12 (2013.01); B41J 2/2142 (2013.01);
Abstract
Light redirected by liquid droplets ejected from nozzles () of a plurality of columns () of nozzles () is sensed to detect a vertical trajectory of the liquid droplets for each of the nozzles ().