Average Co-Inventor Count = 3.60
ph-index = 5
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 Aktiengesellschaft (6 from 433 patents)
6 patents:
1. 5575991 - Hair treatment composition containing polyvinylpyrrolidone and betaine
2. 4855130 - Hair treating compositions and processes for improving the condition of
3. 4845204 - Cosmetic compositions on the basis of alkyl-hydroxypropyl-substituted
4. 4752467 - Hair treatment agent and method for improving the conditon of hair
5. 4725282 - Oxidative hair dyeing composition based upon a carrier of low viscosity
6. 4660580 - Process for the permanent shaping of the regrowth of hair and