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. 16, 2019
Filed:
Apr. 30, 2012
Applicants:
Seongsik Chang, Santa Clara, CA (US);
Michael H Lee, San Jose, CA (US);
Omer Gila, Cupertino, CA (US);
Paul F Matheson, San Bruno, CA (US);
Inventors:
Seongsik Chang, Santa Clara, CA (US);
Michael H Lee, San Jose, CA (US);
Omer Gila, Cupertino, CA (US);
Paul F Matheson, San Bruno, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0233 (2013.01); G03G 15/0216 (2013.01);
Abstract
Techniques related to printing using a metal-surface charge element. A metal-surface charge element includes at least one metal charge roller to deposit electric charge on an imaging surface. Each metal charge roller includes a metal external surface in charge-transferring relation with the imaging surface and in a glow discharge regime during operation of the printing system for printing.