Average Co-Inventor Count = 5.62
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. Northrop Grumman Systems Corporation (3 from 3,388 patents)
3 patents:
1. 7133743 - Item delivery and retrieval system
2. 7072937 - Web-based common use terminal with multiple application servers
3. 6748295 - Item delivery and retrieval system