Average Co-Inventor Count = 2.86
ph-index = 2
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 (2 from 3,387 patents)
2 patents:
1. 6489001 - Protective impact-resistant thermal insulation structure
2. 6456224 - Edge concealment system for abating radar detectability of aircraft