Average Co-Inventor Count = 1.00
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. Severn Trent Water Purification, Inc. (1 from 9 patents)
1 patent:
1. 7153434 - Methods for removing contaminants from water and silica from filter media beds