Average Co-Inventor Count = 2.40
ph-index = 2
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. Nalco Chemical Company (2 from 1,167 patents)
2 patents:
1. 6258279 - Hydrophilic cationic dispersion polymer for paper mill color removal
2. 5961838 - Amphoteric polymer/polyamine combinations for color removal and