Average Co-Inventor Count = 2.53
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. 4638993 - Position control for a stacker wheel
2. 4578567 - Method and apparatus for gaining access to a system having controlled
3. 4521008 - Fail safe document dispensing system
4. 4421824 - Process for reconditioning of currency and currency