Average Co-Inventor Count = 8.00
ph-index = 4
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. (6 from 1,453 patents)
6 patents:
1. 7841519 - Systems, methods and devices for selling transaction instruments
2. 7624921 - Systems, methods and devices for selling transaction instruments
3. 7611051 - Systems, methods and devices for selling transaction instruments
4. 7458509 - systems, methods and devices for selling transaction instruments
5. 7455222 - Systems, methods and devices for selling transaction instruments
6. 7344067 - Systems, methods and devices for selling transaction instruments