Average Co-Inventor Count = 3.43
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-geigy Corporation (2 from 6,850 patents)
2 patents:
1. 4560747 - Process for producing granulates of water-soluble dyes by fluidized bed
2. 4425134 - Process for producing agglomerates of water-soluble dyes