Average Co-Inventor Count = 1.75
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 Ab (1 from 380 patents)
2. Asea Brown Boveri Ab (1 from 229 patents)
2 patents:
1. 6049049 - Surge arrester
2. 5912611 - Surge arrester