Average Co-Inventor Count = 3.27
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. Sumitomo Seika Chemicals Co., Ltd. (3 from 301 patents)
3 patents:
1. 10000629 - Resin composition whose lubricity under wet conditions is maintained
2. 9622961 - Water-soluble polyalkylene oxide-modified product
3. 9574154 - Sheet whose lubricity is maintained under wet conditions