Average Co-Inventor Count = 4.00
ph-index = 2
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. Sulzer Chemtech Ag (2 from 179 patents)
2 patents:
1. 7377498 - Device in process engineering column
2. 7287746 - Device in a process engineering column