Average Co-Inventor Count = 4.00
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. Ncr Corporation (2 from 4,491 patents)
2 patents:
1. 5214271 - Method of determining detector lifetime using a stepped resistor network
2. 5187374 - Optical paper sensing method and apparatus having light source and