Average Co-Inventor Count = 1.36
ph-index = 5
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. Centigram Communications Corporation (3 from 8 patents)
2. Oracle International Corporation (1 from 11,321 patents)
3. Contigram Communications Corporation (1 from 1 patent)
5 patents:
1. 6578015 - Methods, devices and systems for electronic bill presentment and payment
2. 5841966 - Distributed messaging system
3. 5737395 - System and method for integrating voice, facsimile and electronic mail
4. 5530740 - System and method for integrating voice, facsimile and electronic mail
5. 5349636 - Interface system and method for interconnecting a voice message system