Average Co-Inventor Count = 7.33
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. American Express Travel Related Services Company, Inc. (6 from 1,452 patents)
2. Propulsion Remote Holdings, LLC (1 from 11 patents)
7 patents:
1. 10176475 - Geographic area multiple service card system
2. 8589225 - Geographic area multiple service card system
3. 8180671 - Point pooling loyalty system and method
4. 7856377 - Geographic loyalty system and method
5. 7503487 - Geographic area multiple service card system
6. 7360699 - Geographic area multiple service card system
7. 7163145 - Geographic area multiple service card system