Average Co-Inventor Count = 5.00
ph-index = 2
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. Shazam Investments Limited (2 from 20 patents)
2. Landmark Digital Services LLC (1 from 12 patents)
3. Shazam Entertainment Limited (16 patents)
4. Avery Li-chun Wang (0 patent)
5. Darren P. Briggs (0 patent)
6. David L. De Busk (0 patent)
7. Richard Wing Cheong Tang (0 patent)
8. Michael Karliner (0 patent)
3 patents:
1. 9092518 - Automatic identification of repeated material in audio signals
2. 8571864 - Automatic identification of repeated material in audio signals
3. 8090579 - Automatic identification of repeated material in audio signals