Average Co-Inventor Count = 4.13
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. 5917532 - Thermal ink ribbon cassette for mailing machines
2. 5898785 - Modular mailing system
3. 5337358 - Apparatus for recording a transaction including authenticating an