Average Co-Inventor Count = 1.00
ph-index = 2
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. Citicorp Credit Services, Inc. (2 from 35 patents)
2 patents:
1. D559903 - Multi-account payment device
2. D559904 - Single account payment device