Average Co-Inventor Count = 4.71
ph-index = 4
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. Dynamit Nobel Aktiengesellschaft (2 from 658 patents)
2. Basf Aktiengesellschaft (1 from 10,754 patents)
3. Firma Carl Freudenberg (1 from 629 patents)
4 patents:
1. 4414262 - Shaped body of a settable mineral material with reinforcement fibers
2. 4271234 - Iron oxide magnetic pigments for the production of magnetic coatings
3. 4177317 - Stabilization of chromium dioxide magnetic pigments
4. 4169912 - Iron oxide magnetic pigments for the production of magnetic coatings