GC

George V. Crawford

CH Ch2M Hill: 2 patents #9 of 61Top 15%
📍 Toronto, CA: #2,026 of 9,482 inventorsTop 25%
Overall (All Time): #1,252,673 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7435340 Wastewater treatment system Bruce Johnson, Glen T. Daigger 2008-10-14
7279102 Method of treating wastewater Bruce Johnson, Glen T. Daigger 2007-10-09
4780198 Hybrid high rate anaerobic treatment apparatus Paul F. Dasilva 1988-10-25
4676906 Hybrid high rate anaerobic treatment process Paul F. Dasilva 1987-06-30