Inventor
NELSON DAN
US45 patents
⚠️ This page may combine multiple inventors who share the name “NELSON DAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIELSEN CO US LLC
32 patentsUS7882514B2Feb 1, 2011
Display device on/off detection methods and apparatus
NIELSEN CO US LLC135 citations99
US7587732B2Sep 8, 2009
Portable multi-purpose audience measurement system
NIELSEN CO US LLC152 citations98
US7643090B2Jan 5, 2010
Methods and apparatus to distinguish a signal originating from a local device from a broadcast signal
NIELSEN CO US LLC46 citations96
US10506226B2Dec 10, 2019
Display device on/off detection methods and apparatus
NIELSEN CO US LLC7 citations93
US10306221B2May 28, 2019
Display device on/off detection methods and apparatus
NIELSEN CO US LLC9 citations93
US10110889B2Oct 23, 2018
Display device ON/OFF detection methods and apparatus
NIELSEN CO US LLC7 citations93
US9961342B2May 1, 2018
Display device on/off detection methods and apparatus
NIELSEN CO US LLC11 citations93
US9420334B2Aug 16, 2016
Display device on/off detection methods and apparatus
NIELSEN CO US LLC13 citations93
US7584484B2Sep 1, 2009
Methods and apparatus for collecting media consumption data based on usage information
NIELSEN CO US LLC28 citations92
US10911749B2Feb 2, 2021
Display device on/off detection methods and apparatus
NIELSEN CO US LLC4 citations84
US10085052B2Sep 25, 2018
Portable multi-purpose audience measurement systems, apparatus and methods
NIELSEN CO US LLC3 citations84
US7848540B2Dec 7, 2010
Methods and apparatus for embedding and recovering an image for use with video content
NIELSEN CO US LLC8 citations84
US10863236B2Dec 8, 2020
Methods and apparatus to optimize reference signature matching using watermark matching
NIELSEN CO US LLC9 citations83
US11546579B2Jan 3, 2023
Display device on/off detection methods and apparatus
NIELSEN CO US LLC1 citations73
US11388460B2Jul 12, 2022
Portable multi-purpose audience measurement systems, apparatus and methods
NIELSEN CO US LLC1 citations73
US10848804B2Nov 24, 2020
Portable multi-purpose audience measurement systems, apparatus and methods
NIELSEN CO US LLC1 citations73
US9615114B2Apr 4, 2017
Portable multi-purpose audience measurement systems, apparatus and methods
NIELSEN CO US LLC2 citations73
US10868620B2Dec 15, 2020
Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks
NIELSEN CO US LLC2 citations72
US9326034B2Apr 26, 2016
Methods and apparatus to collect audience information associated with a media presentation
NIELSEN CO US LLC4 citations72
US12301784B2May 13, 2025
Display device on/off detection methods and apparatus
NIELSEN CO US LLC0 citations63
US12166963B1Dec 10, 2024
Display device on/off detection methods and apparatus
NIELSEN CO US LLC0 citations63
US11831863B2Nov 28, 2023
Display device on/off detection methods and apparatus
NIELSEN CO US LLC0 citations63
US7742618B2Jun 22, 2010
Methods and apparatus for embedding and recovering an image for use with video content
NIELSEN CO US LLC2 citations63
US12445681B2Oct 14, 2025
Methods and apparatus to optimize reference signature matching using watermark matching
NIELSEN CO US LLC0 citations62
US12184397B2Dec 31, 2024
Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks
NIELSEN CO US LLC0 citations62
US12041301B2Jul 16, 2024
Methods and apparatus to optimize reference signature matching using watermark matching
NIELSEN CO US LLC0 citations62
US11924486B2Mar 5, 2024
Portable multi-purpose audience measurement systems, apparatus and methods
NIELSEN CO US LLC0 citations62
US11784737B2Oct 10, 2023
Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks
NIELSEN CO US LLC0 citations62
US11469841B2Oct 11, 2022
Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks
NIELSEN CO US LLC0 citations62
US11438649B2Sep 6, 2022
Methods and apparatus to optimize reference signature matching using watermark matching
NIELSEN CO US LLC0 citations62
US11575455B2Feb 7, 2023
Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assets
NIELSEN CO US LLC0 citations61
US11088772B1Aug 10, 2021
Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assets
NIELSEN CO US LLC1 citations61