Average Co-Inventor Count = 4.69
ph-index = 6
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. Perftech, Inc. (59 from 60 patents)
2. Nortel Networks Corporation (3 from 4,171 patents)
3. Other (1 from 832,812 patents)
4. Bay Networks, Inc. (1 from 68 patents)
65 patents:
1. 12438889 - System, method and computer readable medium for message authentication to subscribers of an internet service provider
2. 12192213 - System, method and computer readable medium for processing unsolicited electronic mail
3. 12177287 - Method and system for providing watermark to subscribers
4. 12086201 - Method and apparatus of processing invalid user input search information
5. 12075131 - System and method for set-top-box messaging display
6. 11997180 - System and method for providing redirections
7. 11956251 - System, method and computer readable medium for determining users of an internet service
8. 11743205 - Internet provider subscriber communications system
9. 11736543 - Internet provider subscriber communications system
10. 11711417 - Method and system for providing watermark to subscribers
11. 11601726 - System and method for set-top-box messaging display
12. 11580185 - Method and apparatus of processing invalid user input search information
13. 11563750 - System, method and computer readable medium for determining users of an internet service
14. 11552961 - System, method and computer readable medium for processing unsolicited electronic mail
15. 11509665 - System, method and computer readable medium for message authentication to subscribers of an internet service provider