Average Co-Inventor Count = 4.30
ph-index = 8
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. Intertrust Technologies Corporation (17 from 383 patents)
2. Sony Corporation (6 from 58,129 patents)
3. Sony Electronics Inc (6 from 2,335 patents)
4. Alphablox Corporation (2 from 4 patents)
25 patents:
1. 12381854 - Data management systems and methods using explicit private networking techniques
2. 12277214 - Data management and governance systems and methods
3. 12197612 - Secure content management and verification systems and methods
4. 11636220 - Data management systems and methods
5. 10606986 - Systems and methods for managing and protecting electronic content and applications
6. 10409791 - Data communication and storage systems and methods
7. 10002239 - Data protection systems and methods
8. 9946851 - Systems and methods for managing and protecting electronic content and applications
9. 9594923 - Data protection systems and methods
10. 9418210 - Systems and methods for managing and protecting electronic content and applications
11. 9098682 - Data protection systems and methods
12. 8931106 - Systems and methods for managing and protecting electronic content and applications
13. 8510849 - Data protection systems and methods
14. 8352374 - Article of manufacture for controlling the use of content by providing for the delegation of rendering rights
15. 8239961 - Digital rights management using trusted time