Average Co-Inventor Count = 1.71
ph-index = 4
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)
2. Circon Corporation (1 from 73 patents)
4 patents:
1. 5414977 - Envelope stuffing device
2. 5094306 - Apparatus for controlling the transport mechanism of a weighing scale
3. 4865139 - Inker module for a modular mailing machine
4. 4686963 - Torsion resistant vertebrated probe of simple construction