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. Ciba Specialty Chemicals Corporation (2 from 1,524 patents)
2 patents:
1. 6126735 - Process for coloring high molecular weight organic material and
2. 6120956 - Yellow pteridine having a hue-angle of at least 98