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. Kao Corporation (2 from 3,601 patents)
2 patents:
1. 5663261 - Film-forming resin and hair care cosmetic containing the same
2. 5278269 - Film-forming resin and hair dressing composition containing the same