Average Co-Inventor Count = 3.00
ph-index = 1
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 (1 from 3,387 patents)
2. Northrop Grumman Corporation (0 patent)
1 patent:
1. 7318347 - Hemispherical resonator gyro control