Average Co-Inventor Count = 11.00
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. (2 from 1,453 patents)
2 patents:
1. 8073776 - Method and apparatus for a no pre-set spending limit transaction card
2. 7966255 - Method and apparatus for a no pre-set spending limit transaction card