Average Co-Inventor Count = 3.00
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 3,389 patents)
2 patents:
1. 8965193 - Mirrored lens for wide field of view and wide spectrum
2. 6876483 - Optical viewing apparatus