Average Co-Inventor Count = 3.10
ph-index = 5
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 (8 from 3,600 patents)
2. Oji Paper Co., Ltd. (1 from 229 patents)
8 patents:
1. 8865965 - Absorbent article with high and low density portions and skin care agent thereon
2. 7695462 - Individually packaged absorbent article
3. 7504553 - Absorbent article
4. 6858288 - Wrap film
5. 6813799 - Cleaning article
6. 6802281 - Absorbent mat for excreta treatment
7. 6578520 - Absorbent mat for excreta treatment
8. 6551687 - Wrapping films