Average Co-Inventor Count = 1.29
ph-index = 3
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 (3 from 4,491 patents)
3 patents:
1. 6990321 - Interactive phone system utilizing wireless channels
2. 6219411 - Personal computer assisted multiple line access
3. 5933775 - Mechanism for providing wireless audio and control channels for personal