Average Co-Inventor Count = 1.78
ph-index = 3
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 (3 from 1,524 patents)
2. Chiron Diagnostics Corporation (1 from 66 patents)
4 patents:
1. 7621994 - Preparations of pteridine pigments
2. 6211347 - Process for preparing fine pigment dispersions
3. 6071989 - Process for preparing fine pigment dispersions
4. 5776360 - Highly disperse magnetic metal oxide particles, processes for their