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:
Jul. 02, 2019
Filed:
Oct. 30, 2015
Applicant:
Hewlett-packard Development Company, L.p., Houston, TX (US);
Inventors:
Ning Ge, Palo Alto, CA (US);
Ser Chia Koh, Singapore, SG;
Chaw Sing Ho, Singapore, SG;
John Patrick Oliver, Leixlip, IE;
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); H05K 1/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14024 (2013.01); B41J 2/04543 (2013.01); H05K 1/167 (2013.01); B41J 2202/11 (2013.01); H05K 2203/013 (2013.01);
Abstract
In one example, a printhead having an electrically-functional optical target. The printhead includes a substrate. An optical target having an optically-distinguishable shape and formed from at least one polysilicon strip is deposited on the substrate. An electrical connection to at least one of the polysilicon strips connect the strip into a circuit that is deposited on the substrate.