Average Co-Inventor Count = 4.86
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. Sumitomo Chemical Company, Limited (3 from 6,896 patents)
3 patents:
1. 4657821 - Paper coating composition
2. 4464505 - Coating composition for providing water and blister resistant,
3. 4444943 - Coating compositions for providing water and blister resistance to