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:
Oct. 09, 2012
Filed:
Mar. 25, 2008
Applicants:
Leo Baldwin, Beaverton, OR (US);
Joseph J. Emery, Vancouver, WA (US);
Inventors:
Leo Baldwin, Beaverton, OR (US);
Joseph J. Emery, Vancouver, WA (US);
Assignee:
Electro Scientific Industries, Inc., Portland, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved method and apparatus for detecting problems with fit and finish of manufactured articles is presented which uses structured light. Two or more structured light images acquired from opposing directions is used to measure the fit of mating surfaces while avoiding false positives caused by small defects near the seam.