Average Co-Inventor Count = 2.67
ph-index = 14
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. The Nielsen Comapny (us), LLC (127 from 2,156 patents)
2. Gracenote, Inc. (2 from 458 patents)
3. The Nielson Company (us), LLC (1 from 22 patents)
4. The Neilsen Company (us), LLC (1 from 11 patents)
5. The Nielsen Co (us), LLC (1 from 3 patents)
6. Nielsen Media Research, Inc. (41 patents)
7. The Nielson Company, LLC (0 patent)
8. The Nielsen Company (us), LLC (0 patent)
133 patents:
1. 12464200 - Apparatus and methods to associate different watermarks detected in media
2. 12464191 - Methods and apparatus for measuring engagement during media exposure
3. 12462831 - Methods and apparatus to fingerprint an audio signal
4. 12437769 - Methods and apparatus to perform audio watermarking and watermark detection and extraction
5. 12386888 - Compensating for time scale differences between audio and other signals in fingerprinting and matching applications
6. 12342054 - Methods and apparatus to extend a timestamp range supported by a watermark
7. 12328351 - Methods and apparatus to identify streaming sessions
8. 12323657 - Methods and apparatus to count people in an audience
9. 12287853 - End-point media watermarking
10. 12271452 - End-point media watermarking
11. 12256121 - Systems, apparatus, and methods to improve watermark detection in acoustic environments
12. 12250434 - Methods and apparatus to present supplemental media on a second screen
13. 12244894 - Methods and apparatus to detect a presence status
14. 12206958 - Methods and apparatus to extend a timestamp range supported by a watermark
15. 12198717 - Methods and apparatus to perform signature matching using noise cancellation models to achieve consensus