Average Co-Inventor Count = 2.25
ph-index = 3
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 (3 from 3,600 patents)
3 patents:
1. 7189219 - Absorbent article
2. 6648870 - Disposable diaper having upstanding walls for improving leakage prevention
3. 6440117 - Disposable diaper having upstanding walls for improving leakage prevention