Average Co-Inventor Count = 8.18
ph-index = 1
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. American Express Travel Related Services Company, Inc. (3 from 1,452 patents)
3 patents:
1. 11900401 - Systems and methods for tailoring marketing
2. 11789940 - Natural language interface to databases
3. 11710140 - Systems and methods for tailoring marketing