Average Co-Inventor Count = 3.16
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. Pitney Bowes Inc. (3 from 2,979 patents)
3 patents:
1. 4947333 - Batch mailing system
2. 4908768 - Inserter based mail manifesting system
3. 4837701 - Mail processing system with multiple work stations