Average Co-Inventor Count = 2.90
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. English Electric Valve Company Limited (3 from 125 patents)
3 patents:
1. 5691667 - RF radiation absorbing material disposed between the cathode and anode
2. 4311968 - Magnetron having cavity wall vibrated by tuning fork
3. 4246512 - Co-axial multi cavity anode magnetrons