Average Co-Inventor Count = 1.50
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. Ferranti Plc (1 from 169 patents)
2. Gec Ferranti Defence Systems Limited (1 from 21 patents)
2 patents:
1. 5245880 - Gryoscope control system
2. 4217787 - Gyroscopic apparatus