Average Co-Inventor Count = 3.00
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. Mitsubishi Chemical Industries Limited (2 from 614 patents)
2 patents:
1. 4647394 - Soap composition
2. 4464400 - Skin care base material for external use