Average Co-Inventor Count = 2.00
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 Stal Ab (1 from 42 patents)
2. Abb Carbon Ab (1 from 33 patents)
2 patents:
1. 6192930 - Valve device
2. 5971010 - Shaft device and a method of cooling a shaft device