Average Co-Inventor Count = 2.67
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 (1 from 1,524 patents)
2. Rasio Chemcials UK Ltd (1 from 1 patent)
2 patents:
1. 7585391 - Paper sizing composition
2. 6369119 - Rosin emulsion