Average Co-Inventor Count = 9.00
ph-index = 3
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. Southwestern Bell Communications Services, Inc. (4 from 7 patents)
2. Pacific Telesis Shared Services (4 from 5 patents)
3. At&t Services, Inc. (2 from 13 patents)
4. Sbc Services, Inc. (2 from 12 patents)
4 patents:
1. 8548138 - Method and system for presenting billing information according to a customer-defined hierarchal structure
2. 7653187 - Method and system for presenting billing information according to a customer-defined hierarchal structure
3. 7154998 - Method and system for presenting billing information according to a customer-defined hierarchal structure
4. 6965668 - Method and system for presenting billing information according to a customer-defined hierarchal structure