Average Co-Inventor Count = 2.00
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. Bank of America Corporation (2 from 5,789 patents)
2 patents:
1. 8583554 - Dependent payment device
2. 8571986 - Dependent payment device