Average Co-Inventor Count = 3.12
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. Ncr Corporation (4 from 4,491 patents)
4 patents:
1. 4656662 - Personal identification method and apparatus
2. 4580040 - Teller-assisted, customer-operated ATM check cashing system
3. 4577763 - Cash dispensing system
4. 4521008 - Fail safe document dispensing system