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. Henkel Ag & Company, Kgaa (1 from 2,062 patents)
1 patent:
1. 12290584 - Hair dyeing method using natural dyes and metal salt