Average Co-Inventor Count = 3.00
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. Ciba Specialty Chemicals Corporation (5 from 1,524 patents)
5 patents:
1. 7160371 - Method of improving pigment fluorescence
2. 6923856 - Method of improving pigment fluorescence
3. 6613140 - Azo orange pigment composition
4. 5853464 - Pigment compositions
5. 5759254 - Substituted phthalocyanines