Ronald P Fowler

US Patent:

8442297, May 14, 2013

Filed:

Feb 23, 2010

Appl. No.:

12/710750

Inventors:

Roger K. Tyler - Norman OK, US
Ronald D. Fowler - Yukon OK, US

Assignee:

Arinc Incorporated - Annapolis MD

International Classification:

G06K 9/00

US Classification:

382141, 382140, 382142, 382143, 382152, 382154, 382285

Abstract:

Methods and mark verification systems for evaluating the quality of a two-dimensional matrix dot peen mark on an object are provided. An exemplary embodiment of the methods includes scanning a two-dimensional matrix dot peen mark disposed on a surface of an object with a laser displacement sensor to generate three-dimensional scanned data for the mark, the mark including a plurality of dots disposed in a plurality of rows and columns on the surface; and determining whether the mark passes a verification test based on the scanned data.