Average Co-Inventor Count = 4.05
ph-index = 7
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. International Business Machines Corporation (17 from 164,108 patents)
2. Google Inc. (4 from 32,429 patents)
21 patents:
1. 9681090 - Personal video recording with messaging
2. 9374551 - Personal video recording with messaging
3. 8867904 - Personal video recording with apportioned loans of storage space
4. 8849099 - Personal video recording with further compression of recorded shows
5. 8818162 - Personal video recording with storage space distributed among remote personal video recorders
6. 8571387 - Personal video recording with storage space requirement checking
7. 8417781 - Personal video recording with messaging
8. 8412783 - Personal video recording with machine learning for messaging
9. 8396352 - Personal video recording with storage space distributed among remote personal video recorders
10. 8392510 - Personal video recording with machine learning for messaging
11. 8364023 - Personal video recorder with storage space loans
12. 7532809 - Personal video recording with pools and groups
13. 7529471 - Personal video recording with storage space loans
14. 7474832 - Personal video recording with storage space distributed among remote personal video recorders
15. 7433582 - Personal video recording with machine learning for messaging