Average Co-Inventor Count = 2.40
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. Kao Soap Company, Ltd. (2 from 341 patents)
2 patents:
1. 4102825 - Liquid light-duty detergent composition
2. 3945951 - Yellowing-preventive detergent composition