Average Co-Inventor Count = 3.75
ph-index = 1
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. Dainippon Ink and Chemicals, Incorporated (2 from 630 patents)
2 patents:
1. 6969750 - Water absorbent material and absorbent article using same
2. 6653399 - Water absorbent material