Average Co-Inventor Count = 3.43
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 Company (2 from 386 patents)
2 patents:
1. 6790664 - Fluorometric monitoring and control of soluble hardness of water used in industrial water systems
2. 6790666 - Method to ascertain whether soluble hardness is calcium or magnesium based