Average Co-Inventor Count = 5.14
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. Basf Aktiengesellschaft (2 from 10,754 patents)
2. Fasern Aktiengesellschaft (1 from 1 patent)
3. Basf Farben (1 from 1 patent)
3 patents:
1. 7449239 - Coated metallic luster pigments for pigmenting high molecular weight materials
2. 5753028 - Ferriferous bismuth vanadate pigments
3. 4530725 - Preparation of thermally stable lead chromate pigments