Marena Systems Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7551769 Data structures and algorithms for precise defect location by analyzing artifactsExpiredSep 21, 06Jun 23, 09[H04N, G01N, G06K]
7538815 Autofocus system and method using focus measure gradientExpiredJan 23, 03May 26, 09[H04N]
7149343 Methods for analyzing defect artifacts to precisely locate corresponding defectsExpiredFeb 18, 03Dec 12, 06[G06K]
6840666 Methods and systems employing infrared thermography for defect detection and analysisExpiredJan 22, 03Jan 11, 05[G01N, G01R]

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