Average Co-Inventor Count = 2.40
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 (4 from 4,491 patents)
4 patents:
1. 6568111 - Apparatus for grouping electronic price labels
2. 6269572 - Apparatus for grouping electronic price labels
3. 6098049 - Electronic price label system including groups of electronic price
4. 5987427 - Electronic price label system including groups of electronic price