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:
Apr. 27, 2010
Filed:
May. 11, 2007
Applicants:
Simon Dodd, Corvallis, OR (US);
Michael D. Miller, Philomath, OR (US);
Joseph M. Torgerson, Corvallis, OR (US);
Inventors:
Simon Dodd, Corvallis, OR (US);
Michael D. Miller, Philomath, OR (US);
Joseph M. Torgerson, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/544 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical target is provided. In one embodiment, the target is formed on a substrate. The target includes a first layer deposited below a second layer on the substrate. The second layer is deposited below a third layer on the substrate. The first layer has a topographic contour formed thereon, the first layer at least partially projecting a patterned topographical contour through the second layer to the third layer.