Average Co-Inventor Count = 3.55
ph-index = 20
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. Amazon Technologies, Inc. (49 from 22,119 patents)
2. Audible, Inc. (1 from 109 patents)
49 patents:
1. 11233844 - Distribution network providing customized content at delivery
2. 10275404 - Play history based detection of similar digital works or work creators
3. 10164787 - Print to eBook reader
4. 9948531 - Predictive prefetching to reduce document generation times
5. 9697265 - Synchronizing digital content
6. 9501582 - Providing text content embedded with protected multimedia content
7. 9485296 - Distribution network providing customized content at delivery
8. 9485146 - Providing services using a device capabilities service
9. 9448932 - System for caching data
10. 9286627 - Personal webservice for item acquisitions
11. 9037684 - Distribution network providing customized content at delivery
12. 8892506 - Service for accepting and selectively exposing user-generated lists
13. 8826036 - Ebook encryption using variable keys
14. 8819116 - Providing services using a device capabilities service
15. 8799576 - System for caching data