Average Co-Inventor Count = 3.75
ph-index = 11
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. (11 from 2,979 patents)
11 patents:
1. 5337358 - Apparatus for recording a transaction including authenticating an
2. 5224046 - System for recharging a plurality of postage meters
3. 4999481 - Method and apparatus for sequentially numbering mail pieces
4. 4907161 - Batch mailing system
5. 4862386 - Apparatus for preparing a letter
6. 4849884 - Mailing and accounting system
7. 4837701 - Mail processing system with multiple work stations
8. 4821195 - Method and apparatus for sequentially numbering mail pieces
9. 4800506 - Apparatus for preparing mail pieces
10. 4800505 - Mail preparation system
11. 4797832 - Letter preparing apparatus