Average Co-Inventor Count = 5.00
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. Hitachi Energy Ltd (1 from 230 patents)
1 patent:
1. 11824330 - Insulator for a medium- or high-voltage gas-insulated switchgear