Average Co-Inventor Count = 2.14
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. Unicharm Corporation (5 from 1,645 patents)
5 patents:
1. 10631518 - Absorbent sheet for pets
2. 10617095 - Absorbent sheet for pets
3. 10383309 - Excrement hiding absorbent sheet for pets
4. 9532547 - Absorbent sheet for pets
5. 9526227 - Animal excretion disposal sheet