Average Co-Inventor Count = 5.46
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 Se Corporation (2 from 5,682 patents)
2 patents:
1. 11344489 - Azomethine dye chromophores
2. 10494527 - Cationic direct dyes