Average Co-Inventor Count = 3.00
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. Abb Schweiz Ag (1 from 2,641 patents)
2. Hitachi Energy Switzerland Ag (1 from 178 patents)
3. Abb Research Ltd. (996 patents)
2 patents:
1. 11550000 - Smart grid distribution transformer
2. 10211639 - Padmount transformer with energy storage apparatus