Average Co-Inventor Count = 4.00
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. Thorn Emi Instruments Limited (3 from 8 patents)
3 patents:
1. D300123 - Insulation tester or the like
2. D285910 - Electrical measuring instrument
3. D285663 - Electrical measuring instrument