Average Co-Inventor Count = 4.00
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. Sanyo Chemical Industries, Ltd. (2 from 354 patents)
2 patents:
1. 6750192 - Surfactant, process for producing the same and detergent composition
2. 6287547 - Hair treatment composition