Average Co-Inventor Count = 1.80
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. Schwan-stabilo Cosmetics Gmbh & Co. (3 from 8 patents)
3 patents:
1. 5931593 - Ring-shaped element
2. 5895161 - Cosmetic pencil
3. 5782568 - Application system