Average Co-Inventor Count = 1.60
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 Ag (1 from 595 patents)
2. Sublistatic Holding S.a. (1 from 15 patents)
2 patents:
1. 3969302 - Process for the dyeing of colored shaped articles of high polymer,
2. 3961965 - Dyestuff preparations and printing inks