Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12301784 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2025-05-13 |
| 12184397 | Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks | James Petro, Deborah Cross, Raghuram Ranganathan | 2024-12-31 |
| 12166963 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2024-12-10 |
| 12041301 | Methods and apparatus to optimize reference signature matching using watermark matching | James Petro, Deborah Cross, Raghuram Ranganathan | 2024-07-16 |
| 11924486 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2024-03-05 |
| 11831863 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2023-11-28 |
| 11784737 | Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks | James Petro, Deborah Cross, Raghuram Ranganathan | 2023-10-10 |
| 11575455 | Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assets | David Howell Wright, Raghuram Ranganathan, Derrick McCulley | 2023-02-07 |
| 11546579 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2023-01-03 |
| 11469841 | Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks | James Petro, Deborah Cross, Raghuram Ranganathan | 2022-10-11 |
| 11438649 | Methods and apparatus to optimize reference signature matching using watermark matching | James Petro, Deborah Cross, Raghuram Ranganathan | 2022-09-06 |
| 11388460 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2022-07-12 |
| 11088772 | Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assets | David Howell Wright, Raghuram Ranganathan, Derrick McCulley | 2021-08-10 |
| 10911749 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2021-02-02 |
| 10868620 | Methods and apparatus for optimizing station reference fingerprint loading using reference watermarks | James Petro, Deborah Cross, Raghuram Ranganathan | 2020-12-15 |
| 10863236 | Methods and apparatus to optimize reference signature matching using watermark matching | James Petro, Deborah Cross, Raghuram Ranganathan | 2020-12-08 |
| 10848804 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2020-11-24 |
| 10506226 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2019-12-10 |
| 10306221 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2019-05-28 |
| 10110889 | Display device ON/OFF detection methods and apparatus | Christen V. Nielsen | 2018-10-23 |
| 10085052 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2018-09-25 |
| 9961342 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2018-05-01 |
| 9615114 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2017-04-04 |
| 9420334 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2016-08-16 |
| 9326034 | Methods and apparatus to collect audience information associated with a media presentation | Paul M. Mears, Arun Ramaswamy, Venugopal Srinivasan, Kevin Keqiang Deng, John C. Peiffer | 2016-04-26 |