Average Co-Inventor Count = 4.80
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. Shiseido Company, Limited (2 from 1,008 patents)
2 patents:
1. 5690914 - External preparation for skin
2. 5306444 - Washing composition capable of preventing and ameliorating skin