Average Co-Inventor Count = 3.27
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. Abb Technology Ag (1 from 862 patents)
2. Hitachi Energy Ltd (1 from 250 patents)
2 patents:
1. 12163896 - Device and method for transformer in-situ inspection
2. 8380358 - Switchgear data system