Average Co-Inventor Count = 7.76
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 (2 from 3,600 patents)
2 patents:
1. 5723497 - Amine derivative and dermatologic preparation containing the same
2. 5709816 - Singlet oxygen quenchers and external compositions containing the same