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. 17, 2022
Filed:
Apr. 28, 2020
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventors:
Lawrence H. White, Corvallis, OR (US);
Arun K. Agarwal, Corvallis, OR (US);
Ron Burns, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/1404 (2013.01); B41J 2/1412 (2013.01); B41J 2/175 (2013.01); B41J 2002/14475 (2013.01); B41J 2202/11 (2013.01);
Abstract
Printheads and printers are described herein. In one example, a printhead includes a plurality of nozzles configured to eject ink drops of different sizes wherein a low drop weight (LDW) drop is ejected through a nozzle with a circular bore (CB), and a high drop weight (HDW) drop is ejected through a nozzle with a non-circular bore (NCB).