| Audience measurement system and method D Lu, CT Shagrin, WL Thomas, M Lee, B Bernard, J Zhang US Patent 5,550,928, 1996 | 469 | 1996 |
| Audience measurement system and method D Lu, CT Shagrin, WL Thomas, M Lee, B Bernard, J Zhang US Patent 5,771,307, 1998 | 452 | 1998 |
| Methods and apparatus to determine audience viewing of recorded programs DH Wright, J Milavsky, M Lee, WA Feininger, C Conklin, ... US Patent 8,065,697, 2011 | 289 | 2011 |
| Methods and apparatus for identifying audio/video content using temporal signal characteristics M Lee US Patent 7,650,616, 2010 | 255 | 2010 |
| Methods and apparatus for using location information to manage spillover in an audience monitoring system M Lee, D Nelson, W Headley US Patent 7,739,705, 2010 | 254 | 2010 |
| Methods and apparatus for using audience member behavior information to determine compliance with audience measurement system usage requirements M Lee, PM Mears, RA Luff, A Ramaswamy, SF Seagran, WP Headley US Patent 8,650,586, 2014 | 181 | 2014 |
| Determining media device activation based on frequency response analysis V Srinivasan, M Lee US Patent 9,747,906, 2017 | 144 | 2017 |
| Signature-based program identification apparatus and methods for use with digital broadcast systems M Lee, WH Schilp, MA Hicks, R Schwerer, DH Wright, K Deng US Patent 8,255,938, 2012 | 116 | 2012 |
| Method, medium, and system to monitor shoppers in a retail or commercial establishment M Lee, A Ramaswamy US Patent 8,239,277, 2012 | 114 | 2012 |
| Methods and apparatus to monitor consumer activity M Lee, A Ramaswamy US Patent App. 11/957,227, 2008 | 103 | 2008 |
| Methods and apparatus to adjust signature matching results for audience measurement M Lee US Patent 8,245,249, 2012 | 95 | 2012 |
| Methods and apparatus for using location information to manage spillover in an audience monitoring system M Lee, D Nelson, W Headley US Patent 9,094,710, 2015 | 75 | 2015 |
| Methods and apparatus for nonintrusive monitoring of web browser usage M Lee US Patent 8,090,822, 2012 | 53 | 2012 |
| Methods and apparatus for identifying audio/video content using temporal signal characteristics M Lee US Patent 8,065,700, 2011 | 50 | 2011 |
| Methods and apparatus to determine a state of a media presentation device V Srinivasan, M Lee, JM Davis US Patent 9,924,224, 2018 | 45 | 2018 |
| Methods and apparatus to detect spillover in an audience monitoring system M Lee US Patent 9,197,930, 2015 | 45 | 2015 |
| Methods and apparatus to monitor environments M Lee, A Terrazas US Patent 9,020,189, 2015 | 42 | 2015 |
| Detecting objects in images using color histograms M Lee US Patent 8,750,613, 2014 | 42 | 2014 |
| Image comparison using color histograms M Lee US Patent 8,897,553, 2014 | 39 | 2014 |
| Methods and apparatus to count people in images M Lee US Patent 8,620,088, 2013 | 38 | 2013 |
