Average Co-Inventor Count = 4.00
ph-index = 1
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. Wella Germany Gmbh (1 from 9 patents)
2. Wella International Operations Switzerland (1 from 1 patent)
3. Wella International Operations Switzerland Sarl (10 patents)
1 patent:
1. 12364660 - Granulated hair dye composition