Average Co-Inventor Count = 2.00
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. Other (1 from 832,761 patents)
2. Chicago Bridge & Iron Company (154 patents)
3. Donald Neil Ruehrwein (0 patent)
1 patent:
1. 6673240 - Feed control system for liquid clarification tanks