Helena, Montana
United States
2
2006-11-23
2
2008-05-06
These are the the leading inventors for applications assigned to Drake Engineering Incorporated:
Drake Engineering Incorporated based in Helena, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Method for preferentially removing monovalent cations from contaminated water
#2 | 2005-08-11 ✅ Patent 7,862,715 granted on 2011-01-04Apparatus for removing undesirable components from a contaminated solution containing both desirable and undesirable components
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