Average Co-Inventor Count = 3.75
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. Checkfree Corporation (4 from 68 patents)
2. Checkfree Services Corporation (4 from 11 patents)
8 patents:
1. 8620782 - Inter-network electronic billing
2. 8595100 - Inter-network financial service
3. 7788172 - Inter-network electronic billing
4. 7426638 - Controlling access to information on a network using an extended network universal resource locator
5. 7415610 - Facilitating access to information stored on a network using an extended network universal resource locator
6. 7334128 - Accessing information on a network using an extended network universal resource locator
7. 7146338 - Inter-network financial service
8. 6948063 - Securing electronic transactions over public networks