Average Co-Inventor Count = 5.62
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 (3 from 10,754 patents)
3 patents:
1. 6669740 - Dye preparations comprising azo dyes
2. 6537331 - Dye preparations containing azo dyes
3. 6332943 - Method of ink-jet printing with pigment preparations having a dispersant