Average Co-Inventor Count = 7.00
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. Kao Corporation (1 from 3,603 patents)
1 patent:
1. 5210251 - Ester-modified silicone derivative and a cosmetic composition containing