Average Co-Inventor Count = 3.69
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. Basf Aktiengesellschaft (4 from 10,754 patents)
4 patents:
1. 6153734 - Oligomer azo colorants
2. 6114512 - Oligomeric azo dyes
3. 6048969 - Cationic sulfonic acid dyes
4. 5750742 - Oligomeric triarylmethane dyes