Average Co-Inventor Count = 2.40
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. Bayer Aktiengesellschaft (3 from 12,157 patents)
3 patents:
1. 4710569 - Basic dyestuffs
2. 4647409 - Copper-phthalocyanine dyestuffs
3. 4537721 - Cu-Pc dyestuffs