Average Co-Inventor Count = 2.67
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. Henkel Kommanditgesellschaft Auf Aktien (2 from 2,080 patents)
2 patents:
1. 6146619 - Process and agents for permanently shaping keratin fibres
2. 4666712 - Cold permanent wave composition