Average Co-Inventor Count = 7.20
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. Apple Inc. (6 from 40,951 patents)
6 patents:
1. 10521812 - Method and system for upgrading a previously purchased media asset
2. 10459945 - Migration of feedback data to equivalent digital assets
3. 9977822 - Migration of feedback data to equivalent digital assets
4. 9665878 - Method and system for upgrading a previously purchased media asset
5. 9087341 - Migration of feedback data to equivalent digital assets
6. 8984442 - Method and system for upgrading a previously purchased media asset