Average Co-Inventor Count = 1.50
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. Heidelberger Zement Ag (2 from 15 patents)
2. Heidelbergcement Ag (11 patents)
3. Calucem Gmbh (3 patents)
2 patents:
1. 6238474 - Quick-setting, hydraulic binding agent
2. 5667581 - Quick-hardening hydraulic bonding agent