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 238 patents)
2. Abb Schweiz Ag (2,636 patents)
1 patent:
1. 12327675 - Transformer DC magnetization detection and mitigation through vibration measurement