Average Co-Inventor Count = 3.57
ph-index = 4
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. Zenon Environmental Inc. (5 from 85 patents)
5 patents:
1. 6267891 - High purity water production using ion exchange
2. 6258278 - High purity water production
3. 612068 - High purity water using triple pass reverse osmosis (TPRO)
4. 6120689 - High purity water using triple pass reverse osmosis (TPRO)
5. 5997745 - Method for producing high purity water using triple pass reverse osmosis