WH

Wayne C. Hazen

HR Hazen Research: 1 patents #1 of 2Top 50%
📍 Denver, CO: #14 of 145 inventorsTop 10%
🗺 Colorado: #172 of 1,967 inventorsTop 9%
Overall (1997): #20,498 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5660735 Method for removing metals from waste solutions Enzo L. Coltrinari 1997-08-26
5632825 Apparatus and method for inhibiting the leaching of lead in water Enzo L. Coltrinari, Jerome P. Downey, Paul B. Queneau 1997-05-27