Average Co-Inventor Count = 1.00
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. Eur-control Kalle Ab (1 from 6 patents)
2. Ab Kalle-regulatorer (1 from 5 patents)
2 patents:
1. D264493 - Butterfly valve
2. D253365 - Ball valve